8857156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 19555200

約数和(自身を除く): 10698044

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 149, 154, 193, 298, 308, 386, 596, 772, 1043, 1351, 1639, 2086, 2123, 2702, 3278, 4172, 4246, 5404, 6556, 8492, 11473, 14861, 22946, 28757, 29722, 45892, 57514, 59444, 115028, 201299, 316327, 402598, 632654, 805196, 1265308, 2214289, 4428578, 8857156]

約数ペア:

[(1, 8857156), (2, 4428578), (4, 2214289), (7, 1265308), (11, 805196), (14, 632654), (22, 402598), (28, 316327), (44, 201299), (77, 115028), (149, 59444), (154, 57514), (193, 45892), (298, 29722), (308, 28757), (386, 22946), (596, 14861), (772, 11473), (1043, 8492), (1351, 6556), (1639, 5404), (2086, 4246), (2123, 4172), (2702, 3278)]