1691235

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 3734640

約数和(自身を除く): 2043405

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 59, 63, 65, 91, 105, 117, 147, 177, 195, 245, 273, 295, 315, 413, 441, 455, 531, 585, 637, 735, 767, 819, 885, 1239, 1365, 1911, 2065, 2205, 2301, 2655, 2891, 3185, 3717, 3835, 4095, 5369, 5733, 6195, 6903, 8673, 9555, 11505, 14455, 16107, 18585, 26019, 26845, 28665, 34515, 37583, 43365, 48321, 80535, 112749, 130095, 187915, 241605, 338247, 563745, 1691235]

約数ペア:

[(1, 1691235), (3, 563745), (5, 338247), (7, 241605), (9, 187915), (13, 130095), (15, 112749), (21, 80535), (35, 48321), (39, 43365), (45, 37583), (49, 34515), (59, 28665), (63, 26845), (65, 26019), (91, 18585), (105, 16107), (117, 14455), (147, 11505), (177, 9555), (195, 8673), (245, 6903), (273, 6195), (295, 5733), (315, 5369), (413, 4095), (441, 3835), (455, 3717), (531, 3185), (585, 2891), (637, 2655), (735, 2301), (767, 2205), (819, 2065), (885, 1911), (1239, 1365)]