405986367

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 582966720

約数和(自身を除く): 176980353

約数列:

[1, 3, 17, 51, 101, 269, 293, 303, 807, 879, 1717, 4573, 4981, 5151, 13719, 14943, 27169, 29593, 78817, 81507, 88779, 236451, 461873, 503081, 1339889, 1385619, 1509243, 4019667, 7960517, 23881551, 135328789, 405986367]

約数ペア:

[(1, 405986367), (3, 135328789), (17, 23881551), (51, 7960517), (101, 4019667), (269, 1509243), (293, 1385619), (303, 1339889), (807, 503081), (879, 461873), (1717, 236451), (4573, 88779), (4981, 81507), (5151, 78817), (13719, 29593), (14943, 27169)]