128519309458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{415643}}^1$

素因数の和:415846

約数の個数: 32

約数和(自身を含む): 207489484800

約数和(自身を除く): 78970175342

約数列:

[1, 2, 19, 38, 79, 103, 158, 206, 1501, 1957, 3002, 3914, 8137, 16274, 154603, 309206, 415643, 831286, 7897217, 15794434, 32835797, 42811229, 65671594, 85622458, 623880143, 813413351, 1247760286, 1626826702, 3382087091, 6764174182, 64259654729, 128519309458]

約数ペア:

[(1, 128519309458), (2, 64259654729), (19, 6764174182), (38, 3382087091), (79, 1626826702), (103, 1247760286), (158, 813413351), (206, 623880143), (1501, 85622458), (1957, 65671594), (3002, 42811229), (3914, 32835797), (8137, 15794434), (16274, 7897217), (154603, 831286), (309206, 415643)]