31399236

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2201

約数の個数: 72

約数和(自身を含む): 88967424

約数和(自身を除く): 57568188

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, 2143, 2442, 3663, 4286, 4884, 6429, 7326, 8572, 12858, 14652, 19287, 23573, 25716, 38574, 47146, 70719, 77148, 79291, 94292, 141438, 158582, 212157, 237873, 282876, 317164, 424314, 475746, 713619, 848628, 872201, 951492, 1427238, 1744402, 2616603, 2854476, 3488804, 5233206, 7849809, 10466412, 15699618, 31399236]

約数ペア:

[(1, 31399236), (2, 15699618), (3, 10466412), (4, 7849809), (6, 5233206), (9, 3488804), (11, 2854476), (12, 2616603), (18, 1744402), (22, 1427238), (33, 951492), (36, 872201), (37, 848628), (44, 713619), (66, 475746), (74, 424314), (99, 317164), (111, 282876), (132, 237873), (148, 212157), (198, 158582), (222, 141438), (333, 94292), (396, 79291), (407, 77148), (444, 70719), (666, 47146), (814, 38574), (1221, 25716), (1332, 23573), (1628, 19287), (2143, 14652), (2442, 12858), (3663, 8572), (4286, 7326), (4884, 6429)]