71639865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 139426560

約数和(自身を除く): 67786695

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 121, 165, 177, 223, 295, 363, 495, 531, 605, 649, 669, 885, 1089, 1115, 1815, 1947, 2007, 2453, 2655, 3245, 3345, 5445, 5841, 7139, 7359, 9735, 10035, 12265, 13157, 21417, 22077, 26983, 29205, 35695, 36795, 39471, 64251, 65785, 80949, 107085, 110385, 118413, 134915, 144727, 197355, 242847, 321255, 404745, 434181, 592065, 723635, 1214235, 1302543, 1591997, 2170905, 4775991, 6512715, 7959985, 14327973, 23879955, 71639865]

約数ペア:

[(1, 71639865), (3, 23879955), (5, 14327973), (9, 7959985), (11, 6512715), (15, 4775991), (33, 2170905), (45, 1591997), (55, 1302543), (59, 1214235), (99, 723635), (121, 592065), (165, 434181), (177, 404745), (223, 321255), (295, 242847), (363, 197355), (495, 144727), (531, 134915), (605, 118413), (649, 110385), (669, 107085), (885, 80949), (1089, 65785), (1115, 64251), (1815, 39471), (1947, 36795), (2007, 35695), (2453, 29205), (2655, 26983), (3245, 22077), (3345, 21417), (5445, 13157), (5841, 12265), (7139, 10035), (7359, 9735)]