138911835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2939}}^1$

素因数の和:3107

約数の個数: 32

約数和(自身を含む): 233694720

約数和(自身を除く): 94782885

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 411, 685, 2055, 2939, 3151, 8817, 9453, 14695, 15755, 44085, 47265, 67597, 202791, 337985, 402643, 1013955, 1207929, 2013215, 6039645, 9260789, 27782367, 46303945, 138911835]

約数ペア:

[(1, 138911835), (3, 46303945), (5, 27782367), (15, 9260789), (23, 6039645), (69, 2013215), (115, 1207929), (137, 1013955), (345, 402643), (411, 337985), (685, 202791), (2055, 67597), (2939, 47265), (3151, 44085), (8817, 15755), (9453, 14695)]