216810464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{521179}}^1$

素因数の和:521202

約数の個数: 24

約数和(自身を含む): 459680760

約数和(自身を除く): 242870296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 521179, 1042358, 2084716, 4169432, 6775327, 8338864, 13550654, 16677728, 27101308, 54202616, 108405232, 216810464]

約数ペア:

[(1, 216810464), (2, 108405232), (4, 54202616), (8, 27101308), (13, 16677728), (16, 13550654), (26, 8338864), (32, 6775327), (52, 4169432), (104, 2084716), (208, 1042358), (416, 521179)]