1521709212

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 3674858880

約数和(自身を除く): 2153149668

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 211, 222, 422, 439, 444, 633, 844, 878, 1266, 1317, 1369, 1756, 2532, 2634, 2738, 4107, 5268, 5476, 7807, 8214, 15614, 16243, 16428, 23421, 31228, 32486, 46842, 48729, 64972, 92629, 93684, 97458, 185258, 194916, 277887, 288859, 370516, 555774, 577718, 600991, 866577, 1111548, 1155436, 1201982, 1733154, 1802973, 2403964, 3427273, 3466308, 3605946, 6854546, 7211892, 10281819, 13709092, 20563638, 41127276, 126809101, 253618202, 380427303, 507236404, 760854606, 1521709212]

約数ペア:

[(1, 1521709212), (2, 760854606), (3, 507236404), (4, 380427303), (6, 253618202), (12, 126809101), (37, 41127276), (74, 20563638), (111, 13709092), (148, 10281819), (211, 7211892), (222, 6854546), (422, 3605946), (439, 3466308), (444, 3427273), (633, 2403964), (844, 1802973), (878, 1733154), (1266, 1201982), (1317, 1155436), (1369, 1111548), (1756, 866577), (2532, 600991), (2634, 577718), (2738, 555774), (4107, 370516), (5268, 288859), (5476, 277887), (7807, 194916), (8214, 185258), (15614, 97458), (16243, 93684), (16428, 92629), (23421, 64972), (31228, 48729), (32486, 46842)]