65439885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 128991744

約数和(自身を除く): 63551859

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 255, 305, 357, 427, 595, 601, 915, 1037, 1281, 1785, 1803, 2135, 3005, 3111, 4207, 5185, 6405, 7259, 9015, 10217, 12621, 15555, 21035, 21777, 30651, 36295, 36661, 51085, 63105, 71519, 108885, 109983, 153255, 183305, 214557, 256627, 357595, 549915, 623237, 769881, 1072785, 1283135, 1869711, 3116185, 3849405, 4362659, 9348555, 13087977, 21813295, 65439885]

約数ペア:

[(1, 65439885), (3, 21813295), (5, 13087977), (7, 9348555), (15, 4362659), (17, 3849405), (21, 3116185), (35, 1869711), (51, 1283135), (61, 1072785), (85, 769881), (105, 623237), (119, 549915), (183, 357595), (255, 256627), (305, 214557), (357, 183305), (427, 153255), (595, 109983), (601, 108885), (915, 71519), (1037, 63105), (1281, 51085), (1785, 36661), (1803, 36295), (2135, 30651), (3005, 21777), (3111, 21035), (4207, 15555), (5185, 12621), (6405, 10217), (7259, 9015)]