81996948

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{7669}}^1$

素因数の和:7699

約数の個数: 72

約数和(自身を含む): 234517920

約数和(自身を除く): 152520972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 2673, 3564, 5346, 7669, 10692, 15338, 23007, 30676, 46014, 69021, 84359, 92028, 138042, 168718, 207063, 253077, 276084, 337436, 414126, 506154, 621189, 759231, 828252, 1012308, 1242378, 1518462, 1863567, 2277693, 2484756, 3036924, 3727134, 4555386, 6833079, 7454268, 9110772, 13666158, 20499237, 27332316, 40998474, 81996948]

約数ペア:

[(1, 81996948), (2, 40998474), (3, 27332316), (4, 20499237), (6, 13666158), (9, 9110772), (11, 7454268), (12, 6833079), (18, 4555386), (22, 3727134), (27, 3036924), (33, 2484756), (36, 2277693), (44, 1863567), (54, 1518462), (66, 1242378), (81, 1012308), (99, 828252), (108, 759231), (132, 621189), (162, 506154), (198, 414126), (243, 337436), (297, 276084), (324, 253077), (396, 207063), (486, 168718), (594, 138042), (891, 92028), (972, 84359), (1188, 69021), (1782, 46014), (2673, 30676), (3564, 23007), (5346, 15338), (7669, 10692)]