20125181517

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1\times {\mathrm{8779}}^1$

素因数の和:9593

約数の個数: 32

約数和(自身を含む): 30896609280

約数和(自身を除く): 10771427763

約数列:

[1, 3, 7, 21, 173, 519, 631, 1211, 1893, 3633, 4417, 8779, 13251, 26337, 61453, 109163, 184359, 327489, 764141, 1518767, 2292423, 4556301, 5539549, 10631369, 16618647, 31894107, 38776843, 116330529, 958341977, 2875025931, 6708393839, 20125181517]

約数ペア:

[(1, 20125181517), (3, 6708393839), (7, 2875025931), (21, 958341977), (173, 116330529), (519, 38776843), (631, 31894107), (1211, 16618647), (1893, 10631369), (3633, 5539549), (4417, 4556301), (8779, 2292423), (13251, 1518767), (26337, 764141), (61453, 327489), (109163, 184359)]