31529358

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 80640000

約数和(自身を除く): 49110642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 239, 349, 378, 478, 698, 717, 1047, 1434, 1673, 2094, 2151, 2443, 3141, 3346, 4302, 4886, 5019, 6282, 6453, 7329, 9423, 10038, 12906, 14658, 15057, 18846, 21987, 30114, 43974, 45171, 65961, 83411, 90342, 131922, 166822, 250233, 500466, 583877, 750699, 1167754, 1501398, 1751631, 2252097, 3503262, 4504194, 5254893, 10509786, 15764679, 31529358]

約数ペア:

[(1, 31529358), (2, 15764679), (3, 10509786), (6, 5254893), (7, 4504194), (9, 3503262), (14, 2252097), (18, 1751631), (21, 1501398), (27, 1167754), (42, 750699), (54, 583877), (63, 500466), (126, 250233), (189, 166822), (239, 131922), (349, 90342), (378, 83411), (478, 65961), (698, 45171), (717, 43974), (1047, 30114), (1434, 21987), (1673, 18846), (2094, 15057), (2151, 14658), (2443, 12906), (3141, 10038), (3346, 9423), (4302, 7329), (4886, 6453), (5019, 6282)]