407431323

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15901}}^1$

素因数の和:15996

約数の個数: 32

約数和(自身を含む): 658978880

約数和(自身を除く): 251547557

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1971, 2847, 8541, 15901, 25623, 47703, 143109, 206713, 429327, 620139, 1160773, 1860417, 3482319, 5581251, 10446957, 15090049, 31340871, 45270147, 135810441, 407431323]

約数ペア:

[(1, 407431323), (3, 135810441), (9, 45270147), (13, 31340871), (27, 15090049), (39, 10446957), (73, 5581251), (117, 3482319), (219, 1860417), (351, 1160773), (657, 620139), (949, 429327), (1971, 206713), (2847, 143109), (8541, 47703), (15901, 25623)]