1320287526

素因数分解:

$2^1\times 3^7\times {\mathrm{151}}^1\times {\mathrm{1999}}^1$

素因数の和:2173

約数の個数: 64

約数和(自身を含む): 2991360000

約数和(自身を除く): 1671072474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 151, 162, 243, 302, 453, 486, 729, 906, 1359, 1458, 1999, 2187, 2718, 3998, 4077, 4374, 5997, 8154, 11994, 12231, 17991, 24462, 35982, 36693, 53973, 73386, 107946, 110079, 161919, 220158, 301849, 323838, 330237, 485757, 603698, 660474, 905547, 971514, 1457271, 1811094, 2716641, 2914542, 4371813, 5433282, 8149923, 8743626, 16299846, 24449769, 48899538, 73349307, 146698614, 220047921, 440095842, 660143763, 1320287526]

約数ペア:

[(1, 1320287526), (2, 660143763), (3, 440095842), (6, 220047921), (9, 146698614), (18, 73349307), (27, 48899538), (54, 24449769), (81, 16299846), (151, 8743626), (162, 8149923), (243, 5433282), (302, 4371813), (453, 2914542), (486, 2716641), (729, 1811094), (906, 1457271), (1359, 971514), (1458, 905547), (1999, 660474), (2187, 603698), (2718, 485757), (3998, 330237), (4077, 323838), (4374, 301849), (5997, 220158), (8154, 161919), (11994, 110079), (12231, 107946), (17991, 73386), (24462, 53973), (35982, 36693)]