289210315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 371220480

約数和(自身を除く): 82010165

約数列:

[1, 5, 31, 37, 155, 185, 211, 239, 1055, 1147, 1195, 5735, 6541, 7409, 7807, 8843, 32705, 37045, 39035, 44215, 50429, 242017, 252145, 274133, 1210085, 1370665, 1563299, 1865873, 7816495, 9329365, 57842063, 289210315]

約数ペア:

[(1, 289210315), (5, 57842063), (31, 9329365), (37, 7816495), (155, 1865873), (185, 1563299), (211, 1370665), (239, 1210085), (1055, 274133), (1147, 252145), (1195, 242017), (5735, 50429), (6541, 44215), (7409, 39035), (7807, 37045), (8843, 32705)]