28668228

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 68612544

約数和(自身を除く): 39944316

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 181, 197, 201, 268, 362, 394, 402, 543, 591, 724, 788, 804, 1086, 1182, 2172, 2364, 12127, 13199, 24254, 26398, 35657, 36381, 39597, 48508, 52796, 71314, 72762, 79194, 106971, 142628, 145524, 158388, 213942, 427884, 2389019, 4778038, 7167057, 9556076, 14334114, 28668228]

約数ペア:

[(1, 28668228), (2, 14334114), (3, 9556076), (4, 7167057), (6, 4778038), (12, 2389019), (67, 427884), (134, 213942), (181, 158388), (197, 145524), (201, 142628), (268, 106971), (362, 79194), (394, 72762), (402, 71314), (543, 52796), (591, 48508), (724, 39597), (788, 36381), (804, 35657), (1086, 26398), (1182, 24254), (2172, 13199), (2364, 12127)]