31494996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 86453640

約数和(自身を除く): 54958644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 389, 468, 519, 692, 778, 1038, 1167, 1556, 1557, 2076, 2249, 2334, 3114, 3501, 4498, 4668, 5057, 6228, 6747, 7002, 8996, 10114, 13494, 14004, 15171, 20228, 20241, 26988, 30342, 40482, 45513, 60684, 67297, 80964, 91026, 134594, 182052, 201891, 269188, 403782, 605673, 807564, 874861, 1211346, 1749722, 2422692, 2624583, 3499444, 5249166, 7873749, 10498332, 15747498, 31494996]

約数ペア:

[(1, 31494996), (2, 15747498), (3, 10498332), (4, 7873749), (6, 5249166), (9, 3499444), (12, 2624583), (13, 2422692), (18, 1749722), (26, 1211346), (36, 874861), (39, 807564), (52, 605673), (78, 403782), (117, 269188), (156, 201891), (173, 182052), (234, 134594), (346, 91026), (389, 80964), (468, 67297), (519, 60684), (692, 45513), (778, 40482), (1038, 30342), (1167, 26988), (1556, 20241), (1557, 20228), (2076, 15171), (2249, 14004), (2334, 13494), (3114, 10114), (3501, 8996), (4498, 7002), (4668, 6747), (5057, 6228)]