1328964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 3819648

約数和(自身を除く): 2490684

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 1217, 2434, 3651, 4868, 7302, 8519, 14604, 15821, 17038, 25557, 31642, 34076, 47463, 51114, 63284, 94926, 102228, 110747, 189852, 221494, 332241, 442988, 664482, 1328964]

約数ペア:

[(1, 1328964), (2, 664482), (3, 442988), (4, 332241), (6, 221494), (7, 189852), (12, 110747), (13, 102228), (14, 94926), (21, 63284), (26, 51114), (28, 47463), (39, 34076), (42, 31642), (52, 25557), (78, 17038), (84, 15821), (91, 14604), (156, 8519), (182, 7302), (273, 4868), (364, 3651), (546, 2434), (1092, 1217)]