31505256

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6163}}^1$

素因数の和:6246

約数の個数: 48

約数和(自身を含む): 86542560

約数和(自身を除く): 55037304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 6163, 12326, 18489, 24652, 36978, 49304, 55467, 73956, 110934, 147912, 221868, 437573, 443736, 875146, 1312719, 1750292, 2625438, 3500584, 3938157, 5250876, 7876314, 10501752, 15752628, 31505256]

約数ペア:

[(1, 31505256), (2, 15752628), (3, 10501752), (4, 7876314), (6, 5250876), (8, 3938157), (9, 3500584), (12, 2625438), (18, 1750292), (24, 1312719), (36, 875146), (71, 443736), (72, 437573), (142, 221868), (213, 147912), (284, 110934), (426, 73956), (568, 55467), (639, 49304), (852, 36978), (1278, 24652), (1704, 18489), (2556, 12326), (5112, 6163)]