388615988

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{379}}^1\times {\mathrm{887}}^1$

素因数の和:1304

約数の個数: 36

約数和(自身を含む): 725158560

約数和(自身を除く): 336542572

約数列:

[1, 2, 4, 17, 34, 68, 289, 379, 578, 758, 887, 1156, 1516, 1774, 3548, 6443, 12886, 15079, 25772, 30158, 60316, 109531, 219062, 256343, 336173, 438124, 512686, 672346, 1025372, 1344692, 5714941, 11429882, 22859764, 97153997, 194307994, 388615988]

約数ペア:

[(1, 388615988), (2, 194307994), (4, 97153997), (17, 22859764), (34, 11429882), (68, 5714941), (289, 1344692), (379, 1025372), (578, 672346), (758, 512686), (887, 438124), (1156, 336173), (1516, 256343), (1774, 219062), (3548, 109531), (6443, 60316), (12886, 30158), (15079, 25772)]