640733434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{8609}}^1$

素因数の和:8838

約数の個数: 32

約数和(自身を含む): 1115856000

約数和(自身を除く): 475122566

約数列:

[1, 2, 11, 17, 22, 34, 187, 199, 374, 398, 2189, 3383, 4378, 6766, 8609, 17218, 37213, 74426, 94699, 146353, 189398, 292706, 1609883, 1713191, 3219766, 3426382, 18845101, 29124247, 37690202, 58248494, 320366717, 640733434]

約数ペア:

[(1, 640733434), (2, 320366717), (11, 58248494), (17, 37690202), (22, 29124247), (34, 18845101), (187, 3426382), (199, 3219766), (374, 1713191), (398, 1609883), (2189, 292706), (3383, 189398), (4378, 146353), (6766, 94699), (8609, 74426), (17218, 37213)]