81370884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4591}}^1$

素因数の和:4816

約数の個数: 48

約数和(自身を含む): 218064896

約数和(自身を除く): 136694012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1266, 1477, 2532, 2954, 4431, 4591, 5908, 8862, 9182, 13773, 17724, 18364, 27546, 32137, 55092, 64274, 96411, 128548, 192822, 385644, 968701, 1937402, 2906103, 3874804, 5812206, 6780907, 11624412, 13561814, 20342721, 27123628, 40685442, 81370884]

約数ペア:

[(1, 81370884), (2, 40685442), (3, 27123628), (4, 20342721), (6, 13561814), (7, 11624412), (12, 6780907), (14, 5812206), (21, 3874804), (28, 2906103), (42, 1937402), (84, 968701), (211, 385644), (422, 192822), (633, 128548), (844, 96411), (1266, 64274), (1477, 55092), (2532, 32137), (2954, 27546), (4431, 18364), (4591, 17724), (5908, 13773), (8862, 9182)]