642252468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1553}}^1$

素因数の和:1825

約数の個数: 96

約数和(自身を含む): 1769023872

約数和(自身を除く): 1126771404

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 241, 286, 429, 482, 572, 723, 858, 964, 1446, 1553, 1716, 2651, 2892, 3106, 3133, 4659, 5302, 6212, 6266, 7953, 9318, 9399, 10604, 12532, 15906, 17083, 18636, 18798, 20189, 31812, 34166, 34463, 37596, 40378, 51249, 60567, 68332, 68926, 80756, 102498, 103389, 121134, 137852, 204996, 206778, 222079, 242268, 374273, 413556, 444158, 666237, 748546, 888316, 1122819, 1332474, 1497092, 2245638, 2664948, 4117003, 4491276, 4865549, 8234006, 9731098, 12351009, 14596647, 16468012, 19462196, 24702018, 29193294, 49404036, 53521039, 58386588, 107042078, 160563117, 214084156, 321126234, 642252468]

約数ペア:

[(1, 642252468), (2, 321126234), (3, 214084156), (4, 160563117), (6, 107042078), (11, 58386588), (12, 53521039), (13, 49404036), (22, 29193294), (26, 24702018), (33, 19462196), (39, 16468012), (44, 14596647), (52, 12351009), (66, 9731098), (78, 8234006), (132, 4865549), (143, 4491276), (156, 4117003), (241, 2664948), (286, 2245638), (429, 1497092), (482, 1332474), (572, 1122819), (723, 888316), (858, 748546), (964, 666237), (1446, 444158), (1553, 413556), (1716, 374273), (2651, 242268), (2892, 222079), (3106, 206778), (3133, 204996), (4659, 137852), (5302, 121134), (6212, 103389), (6266, 102498), (7953, 80756), (9318, 68926), (9399, 68332), (10604, 60567), (12532, 51249), (15906, 40378), (17083, 37596), (18636, 34463), (18798, 34166), (20189, 31812)]