66444444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8871

約数の個数: 72

約数和(自身を含む): 192890880

約数和(自身を除く): 126446436

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 7524, 8831, 17662, 26493, 35324, 52986, 79479, 97141, 105972, 158958, 167789, 194282, 291423, 317916, 335578, 388564, 503367, 582846, 671156, 874269, 1006734, 1165692, 1510101, 1748538, 1845679, 2013468, 3020202, 3497076, 3691358, 5537037, 6040404, 7382716, 11074074, 16611111, 22148148, 33222222, 66444444]

約数ペア:

[(1, 66444444), (2, 33222222), (3, 22148148), (4, 16611111), (6, 11074074), (9, 7382716), (11, 6040404), (12, 5537037), (18, 3691358), (19, 3497076), (22, 3020202), (33, 2013468), (36, 1845679), (38, 1748538), (44, 1510101), (57, 1165692), (66, 1006734), (76, 874269), (99, 671156), (114, 582846), (132, 503367), (171, 388564), (198, 335578), (209, 317916), (228, 291423), (342, 194282), (396, 167789), (418, 158958), (627, 105972), (684, 97141), (836, 79479), (1254, 52986), (1881, 35324), (2508, 26493), (3762, 17662), (7524, 8831)]