123171178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 212468256

約数和(自身を除く): 89297078

約数列:

[1, 2, 13, 26, 29, 43, 58, 86, 131, 262, 377, 559, 754, 841, 1118, 1247, 1682, 1703, 2494, 3406, 3799, 5633, 7598, 10933, 11266, 16211, 21866, 32422, 36163, 49387, 72326, 73229, 98774, 110171, 146458, 163357, 220342, 326714, 470119, 940238, 1432223, 2123641, 2864446, 4247282, 4737353, 9474706, 61585589, 123171178]

約数ペア:

[(1, 123171178), (2, 61585589), (13, 9474706), (26, 4737353), (29, 4247282), (43, 2864446), (58, 2123641), (86, 1432223), (131, 940238), (262, 470119), (377, 326714), (559, 220342), (754, 163357), (841, 146458), (1118, 110171), (1247, 98774), (1682, 73229), (1703, 72326), (2494, 49387), (3406, 36163), (3799, 32422), (5633, 21866), (7598, 16211), (10933, 11266)]