128563790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{558973}}^1$

素因数の和:559003

約数の個数: 16

約数和(自身を含む): 241476768

約数和(自身を除く): 112912978

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 558973, 1117946, 2794865, 5589730, 12856379, 25712758, 64281895, 128563790]

約数ペア:

[(1, 128563790), (2, 64281895), (5, 25712758), (10, 12856379), (23, 5589730), (46, 2794865), (115, 1117946), (230, 558973)]