28891404

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{3877}}^1$

素因数の和:3916

約数の個数: 60

約数和(自身を含む): 78831984

約数和(自身を除く): 49940580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 3726, 3877, 7452, 7754, 11631, 15508, 23262, 34893, 46524, 69786, 89171, 104679, 139572, 178342, 209358, 267513, 314037, 356684, 418716, 535026, 628074, 802539, 1070052, 1256148, 1605078, 2407617, 3210156, 4815234, 7222851, 9630468, 14445702, 28891404]

約数ペア:

[(1, 28891404), (2, 14445702), (3, 9630468), (4, 7222851), (6, 4815234), (9, 3210156), (12, 2407617), (18, 1605078), (23, 1256148), (27, 1070052), (36, 802539), (46, 628074), (54, 535026), (69, 418716), (81, 356684), (92, 314037), (108, 267513), (138, 209358), (162, 178342), (207, 139572), (276, 104679), (324, 89171), (414, 69786), (621, 46524), (828, 34893), (1242, 23262), (1863, 15508), (2484, 11631), (3726, 7754), (3877, 7452)]