285457393

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 336790272

約数和(自身を除く): 51332879

約数列:

[1, 13, 23, 31, 103, 169, 299, 403, 529, 713, 1339, 2369, 3193, 3887, 5239, 6877, 9269, 16399, 17407, 30797, 41509, 54487, 73439, 89401, 120497, 213187, 400361, 539617, 708331, 954707, 1689097, 2771431, 9208303, 12411191, 21958261, 285457393]

約数ペア:

[(1, 285457393), (13, 21958261), (23, 12411191), (31, 9208303), (103, 2771431), (169, 1689097), (299, 954707), (403, 708331), (529, 539617), (713, 400361), (1339, 213187), (2369, 120497), (3193, 89401), (3887, 73439), (5239, 54487), (6877, 41509), (9269, 30797), (16399, 17407)]