491907936

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{394157}}^1$

素因数の和:394183

約数の個数: 48

約数和(自身を含む): 1390589424

約数和(自身を除く): 898681488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 394157, 788314, 1182471, 1576628, 2364942, 3153256, 4729884, 5124041, 6306512, 9459768, 10248082, 12613024, 15372123, 18919536, 20496164, 30744246, 37839072, 40992328, 61488492, 81984656, 122976984, 163969312, 245953968, 491907936]

約数ペア:

[(1, 491907936), (2, 245953968), (3, 163969312), (4, 122976984), (6, 81984656), (8, 61488492), (12, 40992328), (13, 37839072), (16, 30744246), (24, 20496164), (26, 18919536), (32, 15372123), (39, 12613024), (48, 10248082), (52, 9459768), (78, 6306512), (96, 5124041), (104, 4729884), (156, 3153256), (208, 2364942), (312, 1576628), (416, 1182471), (624, 788314), (1248, 394157)]