173671990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{1553}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 320223456

約数和(自身を除く): 146551466

約数列:

[1, 2, 5, 10, 53, 106, 211, 265, 422, 530, 1055, 1553, 2110, 3106, 7765, 11183, 15530, 22366, 55915, 82309, 111830, 164618, 327683, 411545, 655366, 823090, 1638415, 3276830, 17367199, 34734398, 86835995, 173671990]

約数ペア:

[(1, 173671990), (2, 86835995), (5, 34734398), (10, 17367199), (53, 3276830), (106, 1638415), (211, 823090), (265, 655366), (422, 411545), (530, 327683), (1055, 164618), (1553, 111830), (2110, 82309), (3106, 55915), (7765, 22366), (11183, 15530)]