28534090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 55875456

約数和(自身を除く): 27341366

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2131, 2678, 4262, 6695, 10655, 13390, 21310, 27703, 55406, 138515, 219493, 277030, 438986, 1097465, 2194930, 2853409, 5706818, 14267045, 28534090]

約数ペア:

[(1, 28534090), (2, 14267045), (5, 5706818), (10, 2853409), (13, 2194930), (26, 1097465), (65, 438986), (103, 277030), (130, 219493), (206, 138515), (515, 55406), (1030, 27703), (1339, 21310), (2131, 13390), (2678, 10655), (4262, 6695)]