397408578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1481}}^1\times {\mathrm{6389}}^1$

素因数の和:7882

約数の個数: 32

約数和(自身を含む): 909118080

約数和(自身を除く): 511709502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1481, 2962, 4443, 6389, 8886, 10367, 12778, 19167, 20734, 31101, 38334, 44723, 62202, 89446, 134169, 268338, 9462109, 18924218, 28386327, 56772654, 66234763, 132469526, 198704289, 397408578]

約数ペア:

[(1, 397408578), (2, 198704289), (3, 132469526), (6, 66234763), (7, 56772654), (14, 28386327), (21, 18924218), (42, 9462109), (1481, 268338), (2962, 134169), (4443, 89446), (6389, 62202), (8886, 44723), (10367, 38334), (12778, 31101), (19167, 20734)]