123757564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{659}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 261676800

約数和(自身を除く): 137919236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 353, 532, 659, 706, 1318, 1412, 2471, 2636, 4613, 4942, 6707, 9226, 9884, 12521, 13414, 18452, 25042, 26828, 46949, 50084, 87647, 93898, 175294, 187796, 232627, 350588, 465254, 930508, 1628389, 3256778, 4419913, 6513556, 8839826, 17679652, 30939391, 61878782, 123757564]

約数ペア:

[(1, 123757564), (2, 61878782), (4, 30939391), (7, 17679652), (14, 8839826), (19, 6513556), (28, 4419913), (38, 3256778), (76, 1628389), (133, 930508), (266, 465254), (353, 350588), (532, 232627), (659, 187796), (706, 175294), (1318, 93898), (1412, 87647), (2471, 50084), (2636, 46949), (4613, 26828), (4942, 25042), (6707, 18452), (9226, 13414), (9884, 12521)]