7428885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 12642048

約数和(自身を除く): 5213163

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 353, 915, 1059, 1403, 1765, 4209, 5295, 7015, 8119, 21045, 21533, 24357, 40595, 64599, 107665, 121785, 322995, 495259, 1485777, 2476295, 7428885]

約数ペア:

[(1, 7428885), (3, 2476295), (5, 1485777), (15, 495259), (23, 322995), (61, 121785), (69, 107665), (115, 64599), (183, 40595), (305, 24357), (345, 21533), (353, 21045), (915, 8119), (1059, 7015), (1403, 5295), (1765, 4209)]