31178028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1553}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 83543040

約数和(自身を除く): 52365012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 1434, 1553, 1673, 2868, 3106, 3346, 4659, 5019, 6212, 6692, 9318, 10038, 10871, 18636, 20076, 21742, 32613, 43484, 65226, 130452, 371167, 742334, 1113501, 1484668, 2227002, 2598169, 4454004, 5196338, 7794507, 10392676, 15589014, 31178028]

約数ペア:

[(1, 31178028), (2, 15589014), (3, 10392676), (4, 7794507), (6, 5196338), (7, 4454004), (12, 2598169), (14, 2227002), (21, 1484668), (28, 1113501), (42, 742334), (84, 371167), (239, 130452), (478, 65226), (717, 43484), (956, 32613), (1434, 21742), (1553, 20076), (1673, 18636), (2868, 10871), (3106, 10038), (3346, 9318), (4659, 6692), (5019, 6212)]