1215366928

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{997}}^1\times {\mathrm{1249}}^1$

素因数の和:2315

約数の個数: 40

約数和(自身を含む): 2397695000

約数和(自身を除く): 1182328072

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 997, 1249, 1994, 2498, 3988, 4996, 7976, 9992, 15952, 19984, 60817, 76189, 121634, 152378, 243268, 304756, 486536, 609512, 973072, 1219024, 1245253, 2490506, 4981012, 9962024, 19924048, 75960433, 151920866, 303841732, 607683464, 1215366928]

約数ペア:

[(1, 1215366928), (2, 607683464), (4, 303841732), (8, 151920866), (16, 75960433), (61, 19924048), (122, 9962024), (244, 4981012), (488, 2490506), (976, 1245253), (997, 1219024), (1249, 973072), (1994, 609512), (2498, 486536), (3988, 304756), (4996, 243268), (7976, 152378), (9992, 121634), (15952, 76189), (19984, 60817)]