15697716951

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5647}}^1\times {\mathrm{6967}}^1$

素因数の和:12643

約数の個数: 32

約数和(自身を含む): 25187368960

約数和(自身を除く): 9489652009

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5647, 6967, 16941, 20901, 39529, 48769, 107293, 118587, 132373, 146307, 321879, 397119, 751051, 926611, 2253153, 2779833, 39342649, 118027947, 275398543, 747510331, 826195629, 2242530993, 5232572317, 15697716951]

約数ペア:

[(1, 15697716951), (3, 5232572317), (7, 2242530993), (19, 826195629), (21, 747510331), (57, 275398543), (133, 118027947), (399, 39342649), (5647, 2779833), (6967, 2253153), (16941, 926611), (20901, 751051), (39529, 397119), (48769, 321879), (107293, 146307), (118587, 132373)]