247261365

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 483406560

約数和(自身を除く): 236145195

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 61, 65, 117, 123, 169, 183, 195, 205, 305, 369, 507, 533, 549, 585, 615, 793, 845, 915, 1521, 1599, 1845, 2197, 2379, 2501, 2535, 2665, 2745, 3965, 4797, 6591, 6929, 7137, 7503, 7605, 7995, 10309, 10985, 11895, 12505, 19773, 20787, 22509, 23985, 30927, 32513, 32955, 34645, 35685, 37515, 51545, 62361, 90077, 92781, 97539, 98865, 103935, 112545, 134017, 154635, 162565, 270231, 292617, 311805, 402051, 422669, 450385, 463905, 487695, 670085, 810693, 1206153, 1268007, 1351155, 1463085, 2010255, 2113345, 3804021, 4053465, 5494697, 6030765, 6340035, 16484091, 19020105, 27473485, 49452273, 82420455, 247261365]

約数ペア:

[(1, 247261365), (3, 82420455), (5, 49452273), (9, 27473485), (13, 19020105), (15, 16484091), (39, 6340035), (41, 6030765), (45, 5494697), (61, 4053465), (65, 3804021), (117, 2113345), (123, 2010255), (169, 1463085), (183, 1351155), (195, 1268007), (205, 1206153), (305, 810693), (369, 670085), (507, 487695), (533, 463905), (549, 450385), (585, 422669), (615, 402051), (793, 311805), (845, 292617), (915, 270231), (1521, 162565), (1599, 154635), (1845, 134017), (2197, 112545), (2379, 103935), (2501, 98865), (2535, 97539), (2665, 92781), (2745, 90077), (3965, 62361), (4797, 51545), (6591, 37515), (6929, 35685), (7137, 34645), (7503, 32955), (7605, 32513), (7995, 30927), (10309, 23985), (10985, 22509), (11895, 20787), (12505, 19773)]