13268745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 28416000

約数和(自身を除く): 15147255

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 739, 855, 945, 1197, 1995, 2217, 2565, 3591, 3695, 5173, 5985, 6651, 11085, 14041, 15519, 17955, 19953, 25865, 33255, 42123, 46557, 70205, 77595, 98287, 99765, 126369, 139671, 210615, 232785, 294861, 379107, 491435, 631845, 698355, 884583, 1474305, 1895535, 2653749, 4422915, 13268745]

約数ペア:

[(1, 13268745), (3, 4422915), (5, 2653749), (7, 1895535), (9, 1474305), (15, 884583), (19, 698355), (21, 631845), (27, 491435), (35, 379107), (45, 294861), (57, 232785), (63, 210615), (95, 139671), (105, 126369), (133, 99765), (135, 98287), (171, 77595), (189, 70205), (285, 46557), (315, 42123), (399, 33255), (513, 25865), (665, 19953), (739, 17955), (855, 15519), (945, 14041), (1197, 11085), (1995, 6651), (2217, 5985), (2565, 5173), (3591, 3695)]