258704966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{1307}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 437730048

約数和(自身を除く): 179025082

約数列:

[1, 2, 13, 23, 26, 46, 299, 331, 598, 662, 1307, 2614, 4303, 7613, 8606, 15226, 16991, 30061, 33982, 60122, 98969, 197938, 390793, 432617, 781586, 865234, 5624021, 9950191, 11248042, 19900382, 129352483, 258704966]

約数ペア:

[(1, 258704966), (2, 129352483), (13, 19900382), (23, 11248042), (26, 9950191), (46, 5624021), (299, 865234), (331, 781586), (598, 432617), (662, 390793), (1307, 197938), (2614, 98969), (4303, 60122), (7613, 33982), (8606, 30061), (15226, 16991)]