668804979178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53495839}}^1$

素因数の和:53495914

約数の個数: 32

約数和(自身を含む): 1232544153600

約数和(自身を除く): 563739174422

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 6251, 12502, 53495839, 106991678, 374470873, 748941746, 1016420941, 2032841882, 2514304433, 5028608866, 7114946587, 14229893174, 17600131031, 35200262062, 47771784227, 95543568454, 334402489589, 668804979178]

約数ペア:

[(1, 668804979178), (2, 334402489589), (7, 95543568454), (14, 47771784227), (19, 35200262062), (38, 17600131031), (47, 14229893174), (94, 7114946587), (133, 5028608866), (266, 2514304433), (329, 2032841882), (658, 1016420941), (893, 748941746), (1786, 374470873), (6251, 106991678), (12502, 53495839)]