390764385

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{971}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 761425920

約数和(自身を除く): 370661535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 271, 297, 495, 813, 971, 1355, 1485, 2439, 2913, 2981, 4065, 4855, 7317, 8739, 8943, 10681, 12195, 14565, 14905, 26217, 26829, 32043, 36585, 43695, 44715, 53405, 80487, 96129, 131085, 134145, 160215, 263141, 288387, 402435, 480645, 789423, 1315705, 1441935, 2368269, 2894551, 3947115, 7104807, 8683653, 11841345, 14472755, 26050959, 35524035, 43418265, 78152877, 130254795, 390764385]

約数ペア:

[(1, 390764385), (3, 130254795), (5, 78152877), (9, 43418265), (11, 35524035), (15, 26050959), (27, 14472755), (33, 11841345), (45, 8683653), (55, 7104807), (99, 3947115), (135, 2894551), (165, 2368269), (271, 1441935), (297, 1315705), (495, 789423), (813, 480645), (971, 402435), (1355, 288387), (1485, 263141), (2439, 160215), (2913, 134145), (2981, 131085), (4065, 96129), (4855, 80487), (7317, 53405), (8739, 44715), (8943, 43695), (10681, 36585), (12195, 32043), (14565, 26829), (14905, 26217)]