4251681

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 36

約数和(自身を含む): 7398144

約数和(自身を除く): 3146463

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 311, 441, 651, 933, 1519, 1953, 2177, 2799, 4557, 6531, 9641, 13671, 15239, 19593, 28923, 45717, 67487, 86769, 137151, 202461, 472409, 607383, 1417227, 4251681]

約数ペア:

[(1, 4251681), (3, 1417227), (7, 607383), (9, 472409), (21, 202461), (31, 137151), (49, 86769), (63, 67487), (93, 45717), (147, 28923), (217, 19593), (279, 15239), (311, 13671), (441, 9641), (651, 6531), (933, 4557), (1519, 2799), (1953, 2177)]