1295859831

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 2150400000

約数和(自身を除く): 854540169

約数列:

[1, 3, 7, 19, 21, 49, 57, 79, 133, 147, 237, 343, 399, 553, 839, 931, 1029, 1501, 1659, 2517, 2793, 3871, 4503, 5873, 6517, 10507, 11613, 15941, 17619, 19551, 27097, 31521, 41111, 47823, 66281, 73549, 81291, 111587, 123333, 198843, 220647, 287777, 334761, 463967, 514843, 781109, 863331, 1259339, 1391901, 1544529, 2343327, 3247769, 3778017, 5467763, 8815373, 9743307, 16403289, 22734383, 26446119, 61707611, 68203149, 185122833, 431953277, 1295859831]

約数ペア:

[(1, 1295859831), (3, 431953277), (7, 185122833), (19, 68203149), (21, 61707611), (49, 26446119), (57, 22734383), (79, 16403289), (133, 9743307), (147, 8815373), (237, 5467763), (343, 3778017), (399, 3247769), (553, 2343327), (839, 1544529), (931, 1391901), (1029, 1259339), (1501, 863331), (1659, 781109), (2517, 514843), (2793, 463967), (3871, 334761), (4503, 287777), (5873, 220647), (6517, 198843), (10507, 123333), (11613, 111587), (15941, 81291), (17619, 73549), (19551, 66281), (27097, 47823), (31521, 41111)]