131195568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{390463}}^1$

素因数の和:390481

約数の個数: 40

約数和(自身を含む): 387340288

約数和(自身を除く): 256144720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 390463, 780926, 1171389, 1561852, 2342778, 2733241, 3123704, 4685556, 5466482, 6247408, 8199723, 9371112, 10932964, 16399446, 18742224, 21865928, 32798892, 43731856, 65597784, 131195568]

約数ペア:

[(1, 131195568), (2, 65597784), (3, 43731856), (4, 32798892), (6, 21865928), (7, 18742224), (8, 16399446), (12, 10932964), (14, 9371112), (16, 8199723), (21, 6247408), (24, 5466482), (28, 4685556), (42, 3123704), (48, 2733241), (56, 2342778), (84, 1561852), (112, 1171389), (168, 780926), (336, 390463)]