31272488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{773}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 63390600

約数和(自身を除く): 32118112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389, 773, 778, 1546, 1556, 3092, 3112, 5057, 6184, 10049, 10114, 20098, 20228, 40196, 40456, 80392, 300697, 601394, 1202788, 2405576, 3909061, 7818122, 15636244, 31272488]

約数ペア:

[(1, 31272488), (2, 15636244), (4, 7818122), (8, 3909061), (13, 2405576), (26, 1202788), (52, 601394), (104, 300697), (389, 80392), (773, 40456), (778, 40196), (1546, 20228), (1556, 20098), (3092, 10114), (3112, 10049), (5057, 6184)]