1780822426

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 2868663168

約数和(自身を除く): 1087840742

約数列:

[1, 2, 23, 46, 71, 142, 151, 157, 302, 314, 529, 1058, 1633, 3266, 3473, 3611, 6946, 7222, 10721, 11147, 21442, 22294, 23707, 37559, 47414, 75118, 79879, 83053, 159758, 166106, 246583, 256381, 493166, 512762, 545261, 1090522, 1683197, 3366394, 5671409, 5896763, 11342818, 11793526, 12541003, 25082006, 38713531, 77427062, 890411213, 1780822426]

約数ペア:

[(1, 1780822426), (2, 890411213), (23, 77427062), (46, 38713531), (71, 25082006), (142, 12541003), (151, 11793526), (157, 11342818), (302, 5896763), (314, 5671409), (529, 3366394), (1058, 1683197), (1633, 1090522), (3266, 545261), (3473, 512762), (3611, 493166), (6946, 256381), (7222, 246583), (10721, 166106), (11147, 159758), (21442, 83053), (22294, 79879), (23707, 75118), (37559, 47414)]