31559814

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 84994560

約数和(自身を除く): 53434746

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 61, 66, 67, 78, 99, 117, 122, 134, 143, 183, 198, 201, 234, 286, 297, 351, 366, 402, 429, 549, 594, 603, 671, 702, 737, 793, 858, 871, 1098, 1206, 1287, 1342, 1474, 1586, 1647, 1742, 1809, 2013, 2211, 2379, 2574, 2613, 3294, 3618, 3861, 4026, 4087, 4422, 4758, 5226, 6039, 6633, 7137, 7722, 7839, 8174, 8723, 9581, 12078, 12261, 13266, 14274, 15678, 17446, 18117, 19162, 19899, 21411, 23517, 24522, 26169, 28743, 36234, 36783, 39798, 42822, 44957, 47034, 52338, 53131, 57486, 73566, 78507, 86229, 89914, 106262, 110349, 134871, 157014, 159393, 172458, 220698, 235521, 258687, 269742, 318786, 404613, 471042, 478179, 517374, 584441, 809226, 956358, 1168882, 1213839, 1434537, 1753323, 2427678, 2869074, 3506646, 5259969, 10519938, 15779907, 31559814]

約数ペア:

[(1, 31559814), (2, 15779907), (3, 10519938), (6, 5259969), (9, 3506646), (11, 2869074), (13, 2427678), (18, 1753323), (22, 1434537), (26, 1213839), (27, 1168882), (33, 956358), (39, 809226), (54, 584441), (61, 517374), (66, 478179), (67, 471042), (78, 404613), (99, 318786), (117, 269742), (122, 258687), (134, 235521), (143, 220698), (183, 172458), (198, 159393), (201, 157014), (234, 134871), (286, 110349), (297, 106262), (351, 89914), (366, 86229), (402, 78507), (429, 73566), (549, 57486), (594, 53131), (603, 52338), (671, 47034), (702, 44957), (737, 42822), (793, 39798), (858, 36783), (871, 36234), (1098, 28743), (1206, 26169), (1287, 24522), (1342, 23517), (1474, 21411), (1586, 19899), (1647, 19162), (1742, 18117), (1809, 17446), (2013, 15678), (2211, 14274), (2379, 13266), (2574, 12261), (2613, 12078), (3294, 9581), (3618, 8723), (3861, 8174), (4026, 7839), (4087, 7722), (4422, 7137), (4758, 6633), (5226, 6039)]