1275876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 3791424

約数和(自身を除く): 2515548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 83, 84, 122, 126, 166, 183, 244, 249, 252, 332, 366, 427, 498, 549, 581, 732, 747, 854, 996, 1098, 1162, 1281, 1494, 1708, 1743, 2196, 2324, 2562, 2988, 3486, 3843, 5063, 5124, 5229, 6972, 7686, 10126, 10458, 15189, 15372, 20252, 20916, 30378, 35441, 45567, 60756, 70882, 91134, 106323, 141764, 182268, 212646, 318969, 425292, 637938, 1275876]

約数ペア:

[(1, 1275876), (2, 637938), (3, 425292), (4, 318969), (6, 212646), (7, 182268), (9, 141764), (12, 106323), (14, 91134), (18, 70882), (21, 60756), (28, 45567), (36, 35441), (42, 30378), (61, 20916), (63, 20252), (83, 15372), (84, 15189), (122, 10458), (126, 10126), (166, 7686), (183, 6972), (244, 5229), (249, 5124), (252, 5063), (332, 3843), (366, 3486), (427, 2988), (498, 2562), (549, 2324), (581, 2196), (732, 1743), (747, 1708), (854, 1494), (996, 1281), (1098, 1162)]