210818768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{9811}}^1$

素因数の和:9915

約数の個数: 40

約数和(自身を含む): 438007680

約数和(自身を除く): 227188912

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 632, 1264, 1343, 2686, 5372, 9811, 10744, 19622, 21488, 39244, 78488, 156976, 166787, 333574, 667148, 775069, 1334296, 1550138, 2668592, 3100276, 6200552, 12401104, 13176173, 26352346, 52704692, 105409384, 210818768]

約数ペア:

[(1, 210818768), (2, 105409384), (4, 52704692), (8, 26352346), (16, 13176173), (17, 12401104), (34, 6200552), (68, 3100276), (79, 2668592), (136, 1550138), (158, 1334296), (272, 775069), (316, 667148), (632, 333574), (1264, 166787), (1343, 156976), (2686, 78488), (5372, 39244), (9811, 21488), (10744, 19622)]