1289126928

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{624577}}^1$

素因数の和:624631

約数の個数: 40

約数和(自身を含む): 3407697568

約数和(自身を除く): 2118570640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 624577, 1249154, 1873731, 2498308, 3747462, 4996616, 7494924, 9993232, 14989848, 26856811, 29979696, 53713622, 80570433, 107427244, 161140866, 214854488, 322281732, 429708976, 644563464, 1289126928]

約数ペア:

[(1, 1289126928), (2, 644563464), (3, 429708976), (4, 322281732), (6, 214854488), (8, 161140866), (12, 107427244), (16, 80570433), (24, 53713622), (43, 29979696), (48, 26856811), (86, 14989848), (129, 9993232), (172, 7494924), (258, 4996616), (344, 3747462), (516, 2498308), (688, 1873731), (1032, 1249154), (2064, 624577)]