306666415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1373}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 417871872

約数和(自身を除く): 111205457

約数列:

[1, 5, 11, 31, 55, 131, 155, 341, 655, 1373, 1441, 1705, 4061, 6865, 7205, 15103, 20305, 42563, 44671, 75515, 179863, 212815, 223355, 468193, 899315, 1978493, 2340965, 5575753, 9892465, 27878765, 61333283, 306666415]

約数ペア:

[(1, 306666415), (5, 61333283), (11, 27878765), (31, 9892465), (55, 5575753), (131, 2340965), (155, 1978493), (341, 899315), (655, 468193), (1373, 223355), (1441, 212815), (1705, 179863), (4061, 75515), (6865, 44671), (7205, 42563), (15103, 20305)]