31008186

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 72

約数和(自身を含む): 77182560

約数和(自身を除く): 46174374

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 121, 138, 198, 207, 242, 253, 363, 414, 506, 619, 726, 759, 1089, 1238, 1518, 1857, 2178, 2277, 2783, 3714, 4554, 5566, 5571, 6809, 8349, 11142, 13618, 14237, 16698, 20427, 25047, 28474, 40854, 42711, 50094, 61281, 74899, 85422, 122562, 128133, 149798, 156607, 224697, 256266, 313214, 449394, 469821, 674091, 939642, 1348182, 1409463, 1722677, 2818926, 3445354, 5168031, 10336062, 15504093, 31008186]

約数ペア:

[(1, 31008186), (2, 15504093), (3, 10336062), (6, 5168031), (9, 3445354), (11, 2818926), (18, 1722677), (22, 1409463), (23, 1348182), (33, 939642), (46, 674091), (66, 469821), (69, 449394), (99, 313214), (121, 256266), (138, 224697), (198, 156607), (207, 149798), (242, 128133), (253, 122562), (363, 85422), (414, 74899), (506, 61281), (619, 50094), (726, 42711), (759, 40854), (1089, 28474), (1238, 25047), (1518, 20427), (1857, 16698), (2178, 14237), (2277, 13618), (2783, 11142), (3714, 8349), (4554, 6809), (5566, 5571)]