11949975

素因数分解:

$3^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 36

約数和(自身を含む): 21597576

約数和(自身を除く): 9647601

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 173, 225, 307, 519, 865, 921, 1535, 1557, 2595, 2763, 4325, 4605, 7675, 7785, 12975, 13815, 23025, 38925, 53111, 69075, 159333, 265555, 477999, 796665, 1327775, 2389995, 3983325, 11949975]

約数ペア:

[(1, 11949975), (3, 3983325), (5, 2389995), (9, 1327775), (15, 796665), (25, 477999), (45, 265555), (75, 159333), (173, 69075), (225, 53111), (307, 38925), (519, 23025), (865, 13815), (921, 12975), (1535, 7785), (1557, 7675), (2595, 4605), (2763, 4325)]