16611273

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 28828800

約数和(自身を除く): 12217527

約数列:

[1, 3, 7, 9, 21, 41, 59, 63, 109, 123, 177, 287, 327, 369, 413, 531, 763, 861, 981, 1239, 2289, 2419, 2583, 3717, 4469, 6431, 6867, 7257, 13407, 16933, 19293, 21771, 31283, 40221, 45017, 50799, 57879, 93849, 135051, 152397, 263671, 281547, 405153, 791013, 1845697, 2373039, 5537091, 16611273]

約数ペア:

[(1, 16611273), (3, 5537091), (7, 2373039), (9, 1845697), (21, 791013), (41, 405153), (59, 281547), (63, 263671), (109, 152397), (123, 135051), (177, 93849), (287, 57879), (327, 50799), (369, 45017), (413, 40221), (531, 31283), (763, 21771), (861, 19293), (981, 16933), (1239, 13407), (2289, 7257), (2419, 6867), (2583, 6431), (3717, 4469)]