27405430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210811}}^1$

素因数の和:210831

約数の個数: 16

約数和(自身を含む): 53124624

約数和(自身を除く): 25719194

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 210811, 421622, 1054055, 2108110, 2740543, 5481086, 13702715, 27405430]

約数ペア:

[(1, 27405430), (2, 13702715), (5, 5481086), (10, 2740543), (13, 2108110), (26, 1054055), (65, 421622), (130, 210811)]