251086914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{8191}}^1$

素因数の和:8343

約数の個数: 48

約数和(自身を含む): 590413824

約数和(自身を除く): 339326910

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 786, 1179, 1703, 2358, 3406, 5109, 8191, 10218, 15327, 16382, 24573, 30654, 49146, 73719, 106483, 147438, 212966, 319449, 638898, 958347, 1073021, 1916694, 2146042, 3219063, 6438126, 9657189, 13949273, 19314378, 27898546, 41847819, 83695638, 125543457, 251086914]

約数ペア:

[(1, 251086914), (2, 125543457), (3, 83695638), (6, 41847819), (9, 27898546), (13, 19314378), (18, 13949273), (26, 9657189), (39, 6438126), (78, 3219063), (117, 2146042), (131, 1916694), (234, 1073021), (262, 958347), (393, 638898), (786, 319449), (1179, 212966), (1703, 147438), (2358, 106483), (3406, 73719), (5109, 49146), (8191, 30654), (10218, 24573), (15327, 16382)]