539742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 1257984

約数和(自身を除く): 718242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 181, 213, 362, 426, 497, 543, 994, 1086, 1267, 1491, 2534, 2982, 3801, 7602, 12851, 25702, 38553, 77106, 89957, 179914, 269871, 539742]

約数ペア:

[(1, 539742), (2, 269871), (3, 179914), (6, 89957), (7, 77106), (14, 38553), (21, 25702), (42, 12851), (71, 7602), (142, 3801), (181, 2982), (213, 2534), (362, 1491), (426, 1267), (497, 1086), (543, 994)]