15991210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 30264192

約数和(自身を除く): 14272982

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 251, 277, 502, 554, 1255, 1385, 2510, 2770, 5773, 6371, 11546, 12742, 28865, 31855, 57730, 63710, 69527, 139054, 347635, 695270, 1599121, 3198242, 7995605, 15991210]

約数ペア:

[(1, 15991210), (2, 7995605), (5, 3198242), (10, 1599121), (23, 695270), (46, 347635), (115, 139054), (230, 69527), (251, 63710), (277, 57730), (502, 31855), (554, 28865), (1255, 12742), (1385, 11546), (2510, 6371), (2770, 5773)]