40565399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 11274601

約数列:

[1, 7, 19, 23, 89, 133, 149, 161, 437, 623, 1043, 1691, 2047, 2831, 3059, 3427, 11837, 13261, 14329, 19817, 23989, 38893, 65113, 92827, 251959, 272251, 305003, 455791, 1763713, 2135021, 5795057, 40565399]

約数ペア:

[(1, 40565399), (7, 5795057), (19, 2135021), (23, 1763713), (89, 455791), (133, 305003), (149, 272251), (161, 251959), (437, 92827), (623, 65113), (1043, 38893), (1691, 23989), (2047, 19817), (2831, 14329), (3059, 13261), (3427, 11837)]