978058994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1131

約数の個数: 64

約数和(自身を含む): 1764208512

約数和(自身を除く): 786149518

約数列:

[1, 2, 11, 17, 22, 34, 43, 61, 86, 122, 187, 374, 473, 671, 731, 946, 997, 1037, 1342, 1462, 1994, 2074, 2623, 5246, 8041, 10967, 11407, 16082, 16949, 21934, 22814, 28853, 33898, 42871, 44591, 57706, 60817, 85742, 89182, 121634, 186439, 372878, 471581, 490501, 668987, 728807, 943162, 981002, 1033889, 1337974, 1457614, 2067778, 2615131, 5230262, 8016877, 11372779, 16033754, 22745558, 28766441, 44457227, 57532882, 88914454, 489029497, 978058994]

約数ペア:

[(1, 978058994), (2, 489029497), (11, 88914454), (17, 57532882), (22, 44457227), (34, 28766441), (43, 22745558), (61, 16033754), (86, 11372779), (122, 8016877), (187, 5230262), (374, 2615131), (473, 2067778), (671, 1457614), (731, 1337974), (946, 1033889), (997, 981002), (1037, 943162), (1342, 728807), (1462, 668987), (1994, 490501), (2074, 471581), (2623, 372878), (5246, 186439), (8041, 121634), (10967, 89182), (11407, 85742), (16082, 60817), (16949, 57706), (21934, 44591), (22814, 42871), (28853, 33898)]