220871378

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71387}}^1$

素因数の和:71426

約数の個数: 32

約数和(自身を含む): 431754624

約数和(自身を除く): 210883246

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 71387, 142774, 499709, 928031, 999418, 1213579, 1856062, 2427158, 6496217, 8495053, 12992434, 15776527, 16990106, 31553054, 110435689, 220871378]

約数ペア:

[(1, 220871378), (2, 110435689), (7, 31553054), (13, 16990106), (14, 15776527), (17, 12992434), (26, 8495053), (34, 6496217), (91, 2427158), (119, 1856062), (182, 1213579), (221, 999418), (238, 928031), (442, 499709), (1547, 142774), (3094, 71387)]