28450149

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 49053312

約数和(自身を除く): 20603163

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 197, 273, 299, 483, 529, 591, 897, 1379, 1587, 2093, 2561, 3703, 4137, 4531, 6279, 6877, 7683, 11109, 13593, 17927, 20631, 31717, 48139, 53781, 58903, 95151, 104213, 144417, 176709, 312639, 412321, 729491, 1236963, 1354769, 2188473, 4064307, 9483383, 28450149]

約数ペア:

[(1, 28450149), (3, 9483383), (7, 4064307), (13, 2188473), (21, 1354769), (23, 1236963), (39, 729491), (69, 412321), (91, 312639), (161, 176709), (197, 144417), (273, 104213), (299, 95151), (483, 58903), (529, 53781), (591, 48139), (897, 31717), (1379, 20631), (1587, 17927), (2093, 13593), (2561, 11109), (3703, 7683), (4137, 6877), (4531, 6279)]