28925728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2297

約数の個数: 48

約数和(自身を含む): 63334656

約数和(自身を除く): 34408928

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 2243, 3224, 4486, 6448, 8972, 12896, 17944, 29159, 35888, 58318, 69533, 71776, 116636, 139066, 233272, 278132, 466544, 556264, 903929, 933088, 1112528, 1807858, 2225056, 3615716, 7231432, 14462864, 28925728]

約数ペア:

[(1, 28925728), (2, 14462864), (4, 7231432), (8, 3615716), (13, 2225056), (16, 1807858), (26, 1112528), (31, 933088), (32, 903929), (52, 556264), (62, 466544), (104, 278132), (124, 233272), (208, 139066), (248, 116636), (403, 71776), (416, 69533), (496, 58318), (806, 35888), (992, 29159), (1612, 17944), (2243, 12896), (3224, 8972), (4486, 6448)]