289301805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 549549000

約数和(自身を除く): 260247195

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 109, 117, 169, 195, 327, 349, 507, 545, 585, 845, 981, 1047, 1417, 1521, 1635, 1745, 2535, 3141, 4251, 4537, 4905, 5235, 7085, 7605, 12753, 13611, 15705, 18421, 21255, 22685, 38041, 40833, 55263, 58981, 63765, 68055, 92105, 114123, 165789, 176943, 190205, 204165, 276315, 294905, 342369, 494533, 530829, 570615, 828945, 884715, 1483599, 1711845, 2472665, 2654145, 4450797, 6428929, 7417995, 19286787, 22253985, 32144645, 57860361, 96433935, 289301805]

約数ペア:

[(1, 289301805), (3, 96433935), (5, 57860361), (9, 32144645), (13, 22253985), (15, 19286787), (39, 7417995), (45, 6428929), (65, 4450797), (109, 2654145), (117, 2472665), (169, 1711845), (195, 1483599), (327, 884715), (349, 828945), (507, 570615), (545, 530829), (585, 494533), (845, 342369), (981, 294905), (1047, 276315), (1417, 204165), (1521, 190205), (1635, 176943), (1745, 165789), (2535, 114123), (3141, 92105), (4251, 68055), (4537, 63765), (4905, 58981), (5235, 55263), (7085, 40833), (7605, 38041), (12753, 22685), (13611, 21255), (15705, 18421)]