348994490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{2731}}^1$

素因数の和:3734

約数の個数: 32

約数和(自身を含む): 677448576

約数和(自身を除く): 328454086

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 983, 1966, 2731, 4915, 5462, 9830, 12779, 13655, 25558, 27310, 35503, 63895, 71006, 127790, 177515, 355030, 2684573, 5369146, 13422865, 26845730, 34899449, 69798898, 174497245, 348994490]

約数ペア:

[(1, 348994490), (2, 174497245), (5, 69798898), (10, 34899449), (13, 26845730), (26, 13422865), (65, 5369146), (130, 2684573), (983, 355030), (1966, 177515), (2731, 127790), (4915, 71006), (5462, 63895), (9830, 35503), (12779, 27310), (13655, 25558)]