201555428

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 377524224

約数和(自身を除く): 175968796

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 197, 223, 394, 446, 788, 892, 1147, 2294, 4588, 6107, 6913, 7289, 8251, 12214, 13826, 14578, 16502, 24428, 27652, 29156, 33004, 43931, 87862, 175724, 225959, 255781, 451918, 511562, 903836, 1023124, 1361861, 1625447, 2723722, 3250894, 5447444, 6501788, 50388857, 100777714, 201555428]

約数ペア:

[(1, 201555428), (2, 100777714), (4, 50388857), (31, 6501788), (37, 5447444), (62, 3250894), (74, 2723722), (124, 1625447), (148, 1361861), (197, 1023124), (223, 903836), (394, 511562), (446, 451918), (788, 255781), (892, 225959), (1147, 175724), (2294, 87862), (4588, 43931), (6107, 33004), (6913, 29156), (7289, 27652), (8251, 24428), (12214, 16502), (13826, 14578)]