55542879

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 94785600

約数和(自身を除く): 39242721

約数列:

[1, 3, 7, 9, 21, 61, 63, 97, 149, 183, 291, 427, 447, 549, 679, 873, 1043, 1281, 1341, 2037, 3129, 3843, 5917, 6111, 9089, 9387, 14453, 17751, 27267, 41419, 43359, 53253, 63623, 81801, 101171, 124257, 130077, 190869, 303513, 372771, 572607, 881633, 910539, 2644899, 6171431, 7934697, 18514293, 55542879]

約数ペア:

[(1, 55542879), (3, 18514293), (7, 7934697), (9, 6171431), (21, 2644899), (61, 910539), (63, 881633), (97, 572607), (149, 372771), (183, 303513), (291, 190869), (427, 130077), (447, 124257), (549, 101171), (679, 81801), (873, 63623), (1043, 53253), (1281, 43359), (1341, 41419), (2037, 27267), (3129, 17751), (3843, 14453), (5917, 9387), (6111, 9089)]