311919729

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 472416000

約数和(自身を除く): 160496271

約数列:

[1, 3, 11, 33, 73, 79, 121, 149, 219, 237, 363, 447, 803, 869, 1639, 2409, 2607, 4917, 5767, 8833, 9559, 10877, 11771, 17301, 18029, 26499, 28677, 32631, 35313, 54087, 63437, 119647, 129481, 190311, 358941, 388443, 697807, 859283, 1316117, 1424291, 2093421, 2577849, 3948351, 4272873, 9452113, 28356339, 103973243, 311919729]

約数ペア:

[(1, 311919729), (3, 103973243), (11, 28356339), (33, 9452113), (73, 4272873), (79, 3948351), (121, 2577849), (149, 2093421), (219, 1424291), (237, 1316117), (363, 859283), (447, 697807), (803, 388443), (869, 358941), (1639, 190311), (2409, 129481), (2607, 119647), (4917, 63437), (5767, 54087), (8833, 35313), (9559, 32631), (10877, 28677), (11771, 26499), (17301, 18029)]