31388292

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1427}}^1$

素因数の和:1497

約数の個数: 72

約数和(自身を含む): 87325056

約数和(自身を除く): 55936764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1427, 1692, 1833, 2444, 2854, 3666, 4281, 5499, 5708, 7332, 8562, 10998, 12843, 17124, 18551, 21996, 25686, 37102, 51372, 55653, 67069, 74204, 111306, 134138, 166959, 201207, 222612, 268276, 333918, 402414, 603621, 667836, 804828, 871897, 1207242, 1743794, 2414484, 2615691, 3487588, 5231382, 7847073, 10462764, 15694146, 31388292]

約数ペア:

[(1, 31388292), (2, 15694146), (3, 10462764), (4, 7847073), (6, 5231382), (9, 3487588), (12, 2615691), (13, 2414484), (18, 1743794), (26, 1207242), (36, 871897), (39, 804828), (47, 667836), (52, 603621), (78, 402414), (94, 333918), (117, 268276), (141, 222612), (156, 201207), (188, 166959), (234, 134138), (282, 111306), (423, 74204), (468, 67069), (564, 55653), (611, 51372), (846, 37102), (1222, 25686), (1427, 21996), (1692, 18551), (1833, 17124), (2444, 12843), (2854, 10998), (3666, 8562), (4281, 7332), (5499, 5708)]