248839238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 401760000

約数和(自身を除く): 152920762

約数列:

[1, 2, 19, 38, 71, 142, 149, 298, 619, 1238, 1349, 2698, 2831, 5662, 10579, 11761, 21158, 23522, 43949, 87898, 92231, 184462, 201001, 402002, 835031, 1670062, 1752389, 3504778, 6548401, 13096802, 124419619, 248839238]

約数ペア:

[(1, 248839238), (2, 124419619), (19, 13096802), (38, 6548401), (71, 3504778), (142, 1752389), (149, 1670062), (298, 835031), (619, 402002), (1238, 201001), (1349, 184462), (2698, 92231), (2831, 87898), (5662, 43949), (10579, 23522), (11761, 21158)]