23663745

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 51435648

約数和(自身を除く): 27771903

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 85, 105, 119, 135, 153, 189, 255, 315, 357, 405, 459, 491, 567, 595, 765, 945, 1071, 1377, 1473, 1785, 2295, 2455, 2835, 3213, 3437, 4419, 5355, 6885, 7365, 8347, 9639, 10311, 13257, 16065, 17185, 22095, 25041, 30933, 39771, 41735, 48195, 51555, 58429, 66285, 75123, 92799, 125205, 154665, 175287, 198855, 225369, 278397, 292145, 375615, 463995, 525861, 676107, 876435, 1126845, 1391985, 1577583, 2629305, 3380535, 4732749, 7887915, 23663745]

約数ペア:

[(1, 23663745), (3, 7887915), (5, 4732749), (7, 3380535), (9, 2629305), (15, 1577583), (17, 1391985), (21, 1126845), (27, 876435), (35, 676107), (45, 525861), (51, 463995), (63, 375615), (81, 292145), (85, 278397), (105, 225369), (119, 198855), (135, 175287), (153, 154665), (189, 125205), (255, 92799), (315, 75123), (357, 66285), (405, 58429), (459, 51555), (491, 48195), (567, 41735), (595, 39771), (765, 30933), (945, 25041), (1071, 22095), (1377, 17185), (1473, 16065), (1785, 13257), (2295, 10311), (2455, 9639), (2835, 8347), (3213, 7365), (3437, 6885), (4419, 5355)]