71335305

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 130141440

約数和(自身を除く): 58806135

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 157, 207, 345, 439, 471, 785, 1035, 1317, 1413, 2195, 2355, 3611, 3951, 6585, 7065, 10097, 10833, 18055, 19755, 30291, 32499, 50485, 54165, 68923, 90873, 151455, 162495, 206769, 344615, 454365, 620307, 1033845, 1585229, 3101535, 4755687, 7926145, 14267061, 23778435, 71335305]

約数ペア:

[(1, 71335305), (3, 23778435), (5, 14267061), (9, 7926145), (15, 4755687), (23, 3101535), (45, 1585229), (69, 1033845), (115, 620307), (157, 454365), (207, 344615), (345, 206769), (439, 162495), (471, 151455), (785, 90873), (1035, 68923), (1317, 54165), (1413, 50485), (2195, 32499), (2355, 30291), (3611, 19755), (3951, 18055), (6585, 10833), (7065, 10097)]