20170028502

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{260413}}^1$

素因数の和:260765

約数の個数: 48

約数和(自身を含む): 47205766608

約数和(自身を除く): 27035738106

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 331, 662, 993, 1986, 2979, 4303, 5958, 8606, 12909, 25818, 38727, 77454, 260413, 520826, 781239, 1562478, 2343717, 3385369, 4687434, 6770738, 10156107, 20312214, 30468321, 60936642, 86196703, 172393406, 258590109, 517180218, 775770327, 1120557139, 1551540654, 2241114278, 3361671417, 6723342834, 10085014251, 20170028502]

約数ペア:

[(1, 20170028502), (2, 10085014251), (3, 6723342834), (6, 3361671417), (9, 2241114278), (13, 1551540654), (18, 1120557139), (26, 775770327), (39, 517180218), (78, 258590109), (117, 172393406), (234, 86196703), (331, 60936642), (662, 30468321), (993, 20312214), (1986, 10156107), (2979, 6770738), (4303, 4687434), (5958, 3385369), (8606, 2343717), (12909, 1562478), (25818, 781239), (38727, 520826), (77454, 260413)]