31223412

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 88469472

約数和(自身を除く): 57246060

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1628, 2131, 2442, 3663, 4262, 4884, 6393, 7326, 8524, 12786, 14652, 19179, 23441, 25572, 38358, 46882, 70323, 76716, 78847, 93764, 140646, 157694, 210969, 236541, 281292, 315388, 421938, 473082, 709623, 843876, 867317, 946164, 1419246, 1734634, 2601951, 2838492, 3469268, 5203902, 7805853, 10407804, 15611706, 31223412]

約数ペア:

[(1, 31223412), (2, 15611706), (3, 10407804), (4, 7805853), (6, 5203902), (9, 3469268), (11, 2838492), (12, 2601951), (18, 1734634), (22, 1419246), (33, 946164), (36, 867317), (37, 843876), (44, 709623), (66, 473082), (74, 421938), (99, 315388), (111, 281292), (132, 236541), (148, 210969), (198, 157694), (222, 140646), (333, 93764), (396, 78847), (407, 76716), (444, 70323), (666, 46882), (814, 38358), (1221, 25572), (1332, 23441), (1628, 19179), (2131, 14652), (2442, 12786), (3663, 8524), (4262, 7326), (4884, 6393)]