157907428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1669}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 329190400

約数和(自身を除く): 171282972

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 109, 124, 217, 218, 434, 436, 763, 868, 1526, 1669, 3052, 3338, 3379, 6676, 6758, 11683, 13516, 23366, 23653, 46732, 47306, 51739, 94612, 103478, 181921, 206956, 362173, 363842, 724346, 727684, 1273447, 1448692, 2546894, 5093788, 5639551, 11279102, 22558204, 39476857, 78953714, 157907428]

約数ペア:

[(1, 157907428), (2, 78953714), (4, 39476857), (7, 22558204), (14, 11279102), (28, 5639551), (31, 5093788), (62, 2546894), (109, 1448692), (124, 1273447), (217, 727684), (218, 724346), (434, 363842), (436, 362173), (763, 206956), (868, 181921), (1526, 103478), (1669, 94612), (3052, 51739), (3338, 47306), (3379, 46732), (6676, 23653), (6758, 23366), (11683, 13516)]