856552890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1241381}}^1$

素因数の和:1241414

約数の個数: 32

約数和(自身を含む): 2145108096

約数和(自身を除く): 1288555206

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1241381, 2482762, 3724143, 6206905, 7448286, 12413810, 18620715, 28551763, 37241430, 57103526, 85655289, 142758815, 171310578, 285517630, 428276445, 856552890]

約数ペア:

[(1, 856552890), (2, 428276445), (3, 285517630), (5, 171310578), (6, 142758815), (10, 85655289), (15, 57103526), (23, 37241430), (30, 28551763), (46, 18620715), (69, 12413810), (115, 7448286), (138, 6206905), (230, 3724143), (345, 2482762), (690, 1241381)]