220961895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1693}}^1$

素因数の和:1832

約数の個数: 64

約数和(自身を含む): 444939264

約数和(自身を除く): 223977369

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 113, 165, 231, 339, 385, 565, 791, 1155, 1243, 1693, 1695, 2373, 3729, 3955, 5079, 6215, 8465, 8701, 11851, 11865, 18623, 18645, 25395, 26103, 35553, 43505, 55869, 59255, 93115, 130361, 130515, 177765, 191309, 279345, 391083, 573927, 651805, 956545, 1339163, 1955415, 2104399, 2869635, 4017489, 6313197, 6695815, 10521995, 14730793, 20087445, 31565985, 44192379, 73653965, 220961895]

約数ペア:

[(1, 220961895), (3, 73653965), (5, 44192379), (7, 31565985), (11, 20087445), (15, 14730793), (21, 10521995), (33, 6695815), (35, 6313197), (55, 4017489), (77, 2869635), (105, 2104399), (113, 1955415), (165, 1339163), (231, 956545), (339, 651805), (385, 573927), (565, 391083), (791, 279345), (1155, 191309), (1243, 177765), (1693, 130515), (1695, 130361), (2373, 93115), (3729, 59255), (3955, 55869), (5079, 43505), (6215, 35553), (8465, 26103), (8701, 25395), (11851, 18645), (11865, 18623)]