54665865

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 98841600

約数和(自身を除く): 44175735

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 149, 155, 263, 279, 447, 465, 745, 789, 1315, 1341, 1395, 2235, 2367, 3945, 4619, 6705, 8153, 11835, 13857, 23095, 24459, 39187, 40765, 41571, 69285, 73377, 117561, 122295, 195935, 207855, 352683, 366885, 587805, 1214797, 1763415, 3644391, 6073985, 10933173, 18221955, 54665865]

約数ペア:

[(1, 54665865), (3, 18221955), (5, 10933173), (9, 6073985), (15, 3644391), (31, 1763415), (45, 1214797), (93, 587805), (149, 366885), (155, 352683), (263, 207855), (279, 195935), (447, 122295), (465, 117561), (745, 73377), (789, 69285), (1315, 41571), (1341, 40765), (1395, 39187), (2235, 24459), (2367, 23095), (3945, 13857), (4619, 11835), (6705, 8153)]