220760358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{404323}}^1$

素因数の和:404348

約数の個数: 32

約数和(自身を含む): 543411456

約数和(自身を除く): 322651098

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 404323, 808646, 1212969, 2425938, 2830261, 5256199, 5660522, 8490783, 10512398, 15768597, 16981566, 31537194, 36793393, 73586786, 110380179, 220760358]

約数ペア:

[(1, 220760358), (2, 110380179), (3, 73586786), (6, 36793393), (7, 31537194), (13, 16981566), (14, 15768597), (21, 10512398), (26, 8490783), (39, 5660522), (42, 5256199), (78, 2830261), (91, 2425938), (182, 1212969), (273, 808646), (546, 404323)]