28947440090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{93378839}}^1$

素因数の和:93378877

約数の個数: 16

約数和(自身を含む): 53786211840

約数和(自身を除く): 24838771750

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 93378839, 186757678, 466894195, 933788390, 2894744009, 5789488018, 14473720045, 28947440090]

約数ペア:

[(1, 28947440090), (2, 14473720045), (5, 5789488018), (10, 2894744009), (31, 933788390), (62, 466894195), (155, 186757678), (310, 93378839)]