80721918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1013}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 185075280

約数和(自身を除く): 104353362

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 233, 342, 466, 699, 1013, 1398, 2026, 2097, 3039, 4194, 4427, 6078, 8854, 9117, 13281, 18234, 19247, 26562, 38494, 39843, 57741, 79686, 115482, 173223, 236029, 346446, 472058, 708087, 1416174, 2124261, 4248522, 4484551, 8969102, 13453653, 26907306, 40360959, 80721918]

約数ペア:

[(1, 80721918), (2, 40360959), (3, 26907306), (6, 13453653), (9, 8969102), (18, 4484551), (19, 4248522), (38, 2124261), (57, 1416174), (114, 708087), (171, 472058), (233, 346446), (342, 236029), (466, 173223), (699, 115482), (1013, 79686), (1398, 57741), (2026, 39843), (2097, 38494), (3039, 26562), (4194, 19247), (4427, 18234), (6078, 13281), (8854, 9117)]