181213812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22777}}^1$

素因数の和:22817

約数の個数: 72

約数和(自身を含む): 522345096

約数和(自身を除く): 341131284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 22777, 45554, 68331, 91108, 136662, 204993, 273324, 296101, 387209, 409986, 592202, 774418, 819972, 888303, 1161627, 1184404, 1548836, 1776606, 2323254, 2664909, 3484881, 3553212, 4646508, 5033717, 5329818, 6969762, 10067434, 10659636, 13939524, 15101151, 20134868, 30202302, 45303453, 60404604, 90606906, 181213812]

約数ペア:

[(1, 181213812), (2, 90606906), (3, 60404604), (4, 45303453), (6, 30202302), (9, 20134868), (12, 15101151), (13, 13939524), (17, 10659636), (18, 10067434), (26, 6969762), (34, 5329818), (36, 5033717), (39, 4646508), (51, 3553212), (52, 3484881), (68, 2664909), (78, 2323254), (102, 1776606), (117, 1548836), (153, 1184404), (156, 1161627), (204, 888303), (221, 819972), (234, 774418), (306, 592202), (442, 409986), (468, 387209), (612, 296101), (663, 273324), (884, 204993), (1326, 136662), (1989, 91108), (2652, 68331), (3978, 45554), (7956, 22777)]