81335772

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:688

約数の個数: 96

約数和(自身を含む): 242493440

約数和(自身を除く): 161157668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 271, 378, 397, 542, 756, 794, 813, 1084, 1191, 1588, 1626, 1897, 2382, 2439, 2779, 3252, 3573, 3794, 4764, 4878, 5558, 5691, 7146, 7317, 7588, 8337, 9756, 10719, 11116, 11382, 14292, 14634, 16674, 17073, 21438, 22764, 25011, 29268, 33348, 34146, 42876, 50022, 51219, 68292, 75033, 100044, 102438, 107587, 150066, 204876, 215174, 300132, 322761, 430348, 645522, 753109, 968283, 1291044, 1506218, 1936566, 2259327, 2904849, 3012436, 3873132, 4518654, 5809698, 6777981, 9037308, 11619396, 13555962, 20333943, 27111924, 40667886, 81335772]

約数ペア:

[(1, 81335772), (2, 40667886), (3, 27111924), (4, 20333943), (6, 13555962), (7, 11619396), (9, 9037308), (12, 6777981), (14, 5809698), (18, 4518654), (21, 3873132), (27, 3012436), (28, 2904849), (36, 2259327), (42, 1936566), (54, 1506218), (63, 1291044), (84, 968283), (108, 753109), (126, 645522), (189, 430348), (252, 322761), (271, 300132), (378, 215174), (397, 204876), (542, 150066), (756, 107587), (794, 102438), (813, 100044), (1084, 75033), (1191, 68292), (1588, 51219), (1626, 50022), (1897, 42876), (2382, 34146), (2439, 33348), (2779, 29268), (3252, 25011), (3573, 22764), (3794, 21438), (4764, 17073), (4878, 16674), (5558, 14634), (5691, 14292), (7146, 11382), (7317, 11116), (7588, 10719), (8337, 9756)]