1388791878

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{11833}}^1$

素因数の和:12500

約数の個数: 32

約数和(自身を含む): 2871969792

約数和(自身を除く): 1483177914

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 631, 1262, 1893, 3786, 11833, 19561, 23666, 35499, 39122, 58683, 70998, 117366, 366823, 733646, 1100469, 2200938, 7466623, 14933246, 22399869, 44799738, 231465313, 462930626, 694395939, 1388791878]

約数ペア:

[(1, 1388791878), (2, 694395939), (3, 462930626), (6, 231465313), (31, 44799738), (62, 22399869), (93, 14933246), (186, 7466623), (631, 2200938), (1262, 1100469), (1893, 733646), (3786, 366823), (11833, 117366), (19561, 70998), (23666, 58683), (35499, 39122)]