131191970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144167}}^1$

素因数の和:144194

約数の個数: 32

約数和(自身を含む): 290642688

約数和(自身を除く): 159450718

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 144167, 288334, 720835, 1009169, 1441670, 1874171, 2018338, 3748342, 5045845, 9370855, 10091690, 13119197, 18741710, 26238394, 65595985, 131191970]

約数ペア:

[(1, 131191970), (2, 65595985), (5, 26238394), (7, 18741710), (10, 13119197), (13, 10091690), (14, 9370855), (26, 5045845), (35, 3748342), (65, 2018338), (70, 1874171), (91, 1441670), (130, 1009169), (182, 720835), (455, 288334), (910, 144167)]