201808818

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 446409600

約数和(自身を除く): 244600782

約数列:

[1, 2, 3, 6, 9, 18, 79, 139, 158, 237, 278, 417, 474, 711, 834, 1021, 1251, 1422, 2042, 2502, 3063, 6126, 9189, 10981, 18378, 21962, 32943, 65886, 80659, 98829, 141919, 161318, 197658, 241977, 283838, 425757, 483954, 725931, 851514, 1277271, 1451862, 2554542, 11211601, 22423202, 33634803, 67269606, 100904409, 201808818]

約数ペア:

[(1, 201808818), (2, 100904409), (3, 67269606), (6, 33634803), (9, 22423202), (18, 11211601), (79, 2554542), (139, 1451862), (158, 1277271), (237, 851514), (278, 725931), (417, 483954), (474, 425757), (711, 283838), (834, 241977), (1021, 197658), (1251, 161318), (1422, 141919), (2042, 98829), (2502, 80659), (3063, 65886), (6126, 32943), (9189, 21962), (10981, 18378)]