39881556

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 121325568

約数和(自身を除く): 81444012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 61, 66, 78, 99, 117, 122, 127, 132, 143, 156, 183, 198, 234, 244, 254, 286, 366, 381, 396, 429, 468, 508, 549, 572, 671, 732, 762, 793, 858, 1098, 1143, 1287, 1342, 1397, 1524, 1586, 1651, 1716, 2013, 2196, 2286, 2379, 2574, 2684, 2794, 3172, 3302, 4026, 4191, 4572, 4758, 4953, 5148, 5588, 6039, 6604, 7137, 7747, 8052, 8382, 8723, 9516, 9906, 12078, 12573, 14274, 14859, 15494, 16764, 17446, 18161, 19812, 23241, 24156, 25146, 26169, 28548, 29718, 30988, 34892, 36322, 46482, 50292, 52338, 54483, 59436, 69723, 72644, 78507, 85217, 92964, 100711, 104676, 108966, 139446, 157014, 163449, 170434, 201422, 217932, 255651, 278892, 302133, 314028, 326898, 340868, 402844, 511302, 604266, 653796, 766953, 906399, 1022604, 1107821, 1208532, 1533906, 1812798, 2215642, 3067812, 3323463, 3625596, 4431284, 6646926, 9970389, 13293852, 19940778, 39881556]

約数ペア:

[(1, 39881556), (2, 19940778), (3, 13293852), (4, 9970389), (6, 6646926), (9, 4431284), (11, 3625596), (12, 3323463), (13, 3067812), (18, 2215642), (22, 1812798), (26, 1533906), (33, 1208532), (36, 1107821), (39, 1022604), (44, 906399), (52, 766953), (61, 653796), (66, 604266), (78, 511302), (99, 402844), (117, 340868), (122, 326898), (127, 314028), (132, 302133), (143, 278892), (156, 255651), (183, 217932), (198, 201422), (234, 170434), (244, 163449), (254, 157014), (286, 139446), (366, 108966), (381, 104676), (396, 100711), (429, 92964), (468, 85217), (508, 78507), (549, 72644), (572, 69723), (671, 59436), (732, 54483), (762, 52338), (793, 50292), (858, 46482), (1098, 36322), (1143, 34892), (1287, 30988), (1342, 29718), (1397, 28548), (1524, 26169), (1586, 25146), (1651, 24156), (1716, 23241), (2013, 19812), (2196, 18161), (2286, 17446), (2379, 16764), (2574, 15494), (2684, 14859), (2794, 14274), (3172, 12573), (3302, 12078), (4026, 9906), (4191, 9516), (4572, 8723), (4758, 8382), (4953, 8052), (5148, 7747), (5588, 7137), (6039, 6604)]