28898142

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7561}}^1$

素因数の和:7593

約数の個数: 48

約数和(自身を含む): 72413712

約数和(自身を除く): 43515570

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 7561, 15122, 22683, 45366, 52927, 98293, 105854, 158781, 196586, 294879, 317562, 370489, 589758, 688051, 740978, 1111467, 1376102, 2064153, 2222934, 4128306, 4816357, 9632714, 14449071, 28898142]

約数ペア:

[(1, 28898142), (2, 14449071), (3, 9632714), (6, 4816357), (7, 4128306), (13, 2222934), (14, 2064153), (21, 1376102), (26, 1111467), (39, 740978), (42, 688051), (49, 589758), (78, 370489), (91, 317562), (98, 294879), (147, 196586), (182, 158781), (273, 105854), (294, 98293), (546, 52927), (637, 45366), (1274, 22683), (1911, 15122), (3822, 7561)]