1277388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 3817632

約数和(自身を除く): 2540244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 137, 148, 222, 252, 259, 274, 333, 411, 444, 518, 548, 666, 777, 822, 959, 1036, 1233, 1332, 1554, 1644, 1918, 2331, 2466, 2877, 3108, 3836, 4662, 4932, 5069, 5754, 8631, 9324, 10138, 11508, 15207, 17262, 20276, 30414, 34524, 35483, 45621, 60828, 70966, 91242, 106449, 141932, 182484, 212898, 319347, 425796, 638694, 1277388]

約数ペア:

[(1, 1277388), (2, 638694), (3, 425796), (4, 319347), (6, 212898), (7, 182484), (9, 141932), (12, 106449), (14, 91242), (18, 70966), (21, 60828), (28, 45621), (36, 35483), (37, 34524), (42, 30414), (63, 20276), (74, 17262), (84, 15207), (111, 11508), (126, 10138), (137, 9324), (148, 8631), (222, 5754), (252, 5069), (259, 4932), (274, 4662), (333, 3836), (411, 3108), (444, 2877), (518, 2466), (548, 2331), (666, 1918), (777, 1644), (822, 1554), (959, 1332), (1036, 1233)]