261583126

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1\times {\mathrm{641}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 455090688

約数和(自身を除く): 193507562

約数列:

[1, 2, 7, 14, 103, 206, 283, 566, 641, 721, 1282, 1442, 1981, 3962, 4487, 8974, 29149, 58298, 66023, 132046, 181403, 204043, 362806, 408086, 462161, 924322, 1269821, 2539642, 18684509, 37369018, 130791563, 261583126]

約数ペア:

[(1, 261583126), (2, 130791563), (7, 37369018), (14, 18684509), (103, 2539642), (206, 1269821), (283, 924322), (566, 462161), (641, 408086), (721, 362806), (1282, 204043), (1442, 181403), (1981, 132046), (3962, 66023), (4487, 58298), (8974, 29149)]