28311408

素因数分解:

$2^4\times 3^2\times {\mathrm{421}}^1\times {\mathrm{467}}^1$

素因数の和:902

約数の個数: 60

約数和(自身を含む): 79590888

約数和(自身を除く): 51279480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 421, 467, 842, 934, 1263, 1401, 1684, 1868, 2526, 2802, 3368, 3736, 3789, 4203, 5052, 5604, 6736, 7472, 7578, 8406, 10104, 11208, 15156, 16812, 20208, 22416, 30312, 33624, 60624, 67248, 196607, 393214, 589821, 786428, 1179642, 1572856, 1769463, 2359284, 3145712, 3538926, 4718568, 7077852, 9437136, 14155704, 28311408]

約数ペア:

[(1, 28311408), (2, 14155704), (3, 9437136), (4, 7077852), (6, 4718568), (8, 3538926), (9, 3145712), (12, 2359284), (16, 1769463), (18, 1572856), (24, 1179642), (36, 786428), (48, 589821), (72, 393214), (144, 196607), (421, 67248), (467, 60624), (842, 33624), (934, 30312), (1263, 22416), (1401, 20208), (1684, 16812), (1868, 15156), (2526, 11208), (2802, 10104), (3368, 8406), (3736, 7578), (3789, 7472), (4203, 6736), (5052, 5604)]