28643174

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 22160026

約数列:

[1, 2, 7, 14, 41, 82, 139, 278, 287, 359, 574, 718, 973, 1946, 2513, 5026, 5699, 11398, 14719, 29438, 39893, 49901, 79786, 99802, 103033, 206066, 349307, 698614, 2045941, 4091882, 14321587, 28643174]

約数ペア:

[(1, 28643174), (2, 14321587), (7, 4091882), (14, 2045941), (41, 698614), (82, 349307), (139, 206066), (278, 103033), (287, 99802), (359, 79786), (574, 49901), (718, 39893), (973, 29438), (1946, 14719), (2513, 11398), (5026, 5699)]