81988218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{350377}}^1$

素因数の和:350398

約数の個数: 24

約数和(自身を含む): 191306388

約数和(自身を除く): 109318170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 350377, 700754, 1051131, 2102262, 3153393, 4554901, 6306786, 9109802, 13664703, 27329406, 40994109, 81988218]

約数ペア:

[(1, 81988218), (2, 40994109), (3, 27329406), (6, 13664703), (9, 9109802), (13, 6306786), (18, 4554901), (26, 3153393), (39, 2102262), (78, 1051131), (117, 700754), (234, 350377)]