38721564

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{271}}^1$

素因数の和:307

約数の個数: 126

約数和(自身を含む): 118621104

約数和(自身を除く): 79899540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 271, 294, 324, 378, 441, 486, 542, 567, 588, 729, 756, 813, 882, 972, 1084, 1134, 1323, 1458, 1626, 1701, 1764, 1897, 2268, 2439, 2646, 2916, 3252, 3402, 3794, 3969, 4878, 5103, 5292, 5691, 6804, 7317, 7588, 7938, 9756, 10206, 11382, 11907, 13279, 14634, 15876, 17073, 20412, 21951, 22764, 23814, 26558, 29268, 34146, 35721, 39837, 43902, 47628, 51219, 53116, 65853, 68292, 71442, 79674, 87804, 102438, 119511, 131706, 142884, 153657, 159348, 197559, 204876, 239022, 263412, 307314, 358533, 395118, 460971, 478044, 614628, 717066, 790236, 921942, 1075599, 1382913, 1434132, 1843884, 2151198, 2765826, 3226797, 4302396, 5531652, 6453594, 9680391, 12907188, 19360782, 38721564]

約数ペア:

[(1, 38721564), (2, 19360782), (3, 12907188), (4, 9680391), (6, 6453594), (7, 5531652), (9, 4302396), (12, 3226797), (14, 2765826), (18, 2151198), (21, 1843884), (27, 1434132), (28, 1382913), (36, 1075599), (42, 921942), (49, 790236), (54, 717066), (63, 614628), (81, 478044), (84, 460971), (98, 395118), (108, 358533), (126, 307314), (147, 263412), (162, 239022), (189, 204876), (196, 197559), (243, 159348), (252, 153657), (271, 142884), (294, 131706), (324, 119511), (378, 102438), (441, 87804), (486, 79674), (542, 71442), (567, 68292), (588, 65853), (729, 53116), (756, 51219), (813, 47628), (882, 43902), (972, 39837), (1084, 35721), (1134, 34146), (1323, 29268), (1458, 26558), (1626, 23814), (1701, 22764), (1764, 21951), (1897, 20412), (2268, 17073), (2439, 15876), (2646, 14634), (2916, 13279), (3252, 11907), (3402, 11382), (3794, 10206), (3969, 9756), (4878, 7938), (5103, 7588), (5292, 7317), (5691, 6804)]