66366412

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 138170368

約数和(自身を除く): 71803956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 157, 217, 314, 434, 487, 628, 868, 974, 1099, 1948, 2198, 3409, 4396, 4867, 6818, 9734, 13636, 15097, 19468, 30194, 34069, 60388, 68138, 76459, 105679, 136276, 152918, 211358, 305836, 422716, 535213, 1070426, 2140852, 2370229, 4740458, 9480916, 16591603, 33183206, 66366412]

約数ペア:

[(1, 66366412), (2, 33183206), (4, 16591603), (7, 9480916), (14, 4740458), (28, 2370229), (31, 2140852), (62, 1070426), (124, 535213), (157, 422716), (217, 305836), (314, 211358), (434, 152918), (487, 136276), (628, 105679), (868, 76459), (974, 68138), (1099, 60388), (1948, 34069), (2198, 30194), (3409, 19468), (4396, 15097), (4867, 13636), (6818, 9734)]