28405832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39019}}^1$

素因数の和:39045

約数の個数: 32

約数和(自身を含む): 65553600

約数和(自身を除く): 37147768

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39019, 78038, 156076, 273133, 312152, 507247, 546266, 1014494, 1092532, 2028988, 2185064, 3550729, 4057976, 7101458, 14202916, 28405832]

約数ペア:

[(1, 28405832), (2, 14202916), (4, 7101458), (7, 4057976), (8, 3550729), (13, 2185064), (14, 2028988), (26, 1092532), (28, 1014494), (52, 546266), (56, 507247), (91, 312152), (104, 273133), (182, 156076), (364, 78038), (728, 39019)]