788894990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{17191}}^1$

素因数の和:17564

約数の個数: 32

約数和(自身を含む): 1533663936

約数和(自身を除く): 744768946

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 353, 706, 1765, 3530, 4589, 9178, 17191, 22945, 34382, 45890, 85955, 171910, 223483, 446966, 1117415, 2234830, 6068423, 12136846, 30342115, 60684230, 78889499, 157778998, 394447495, 788894990]

約数ペア:

[(1, 788894990), (2, 394447495), (5, 157778998), (10, 78889499), (13, 60684230), (26, 30342115), (65, 12136846), (130, 6068423), (353, 2234830), (706, 1117415), (1765, 446966), (3530, 223483), (4589, 171910), (9178, 85955), (17191, 45890), (22945, 34382)]