238668838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 380217600

約数和(自身を除く): 141548762

約数列:

[1, 2, 23, 46, 139, 163, 229, 278, 326, 458, 3197, 3749, 5267, 6394, 7498, 10534, 22657, 31831, 37327, 45314, 63662, 74654, 521111, 732113, 858521, 1042222, 1464226, 1717042, 5188453, 10376906, 119334419, 238668838]

約数ペア:

[(1, 238668838), (2, 119334419), (23, 10376906), (46, 5188453), (139, 1717042), (163, 1464226), (229, 1042222), (278, 858521), (326, 732113), (458, 521111), (3197, 74654), (3749, 63662), (5267, 45314), (6394, 37327), (7498, 31831), (10534, 22657)]