171873990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2153}}^1$

素因数の和:3053

約数の個数: 48

約数和(自身を含む): 447583968

約数和(自身を除く): 275709978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 887, 1774, 2153, 2661, 4306, 4435, 5322, 6459, 7983, 8870, 10765, 12918, 13305, 15966, 19377, 21530, 26610, 32295, 38754, 39915, 64590, 79830, 96885, 193770, 1909711, 3819422, 5729133, 9548555, 11458266, 17187399, 19097110, 28645665, 34374798, 57291330, 85936995, 171873990]

約数ペア:

[(1, 171873990), (2, 85936995), (3, 57291330), (5, 34374798), (6, 28645665), (9, 19097110), (10, 17187399), (15, 11458266), (18, 9548555), (30, 5729133), (45, 3819422), (90, 1909711), (887, 193770), (1774, 96885), (2153, 79830), (2661, 64590), (4306, 39915), (4435, 38754), (5322, 32295), (6459, 26610), (7983, 21530), (8870, 19377), (10765, 15966), (12918, 13305)]