66909315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 122683392

約数和(自身を除く): 55774077

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 103, 127, 155, 165, 309, 341, 381, 465, 515, 635, 1023, 1133, 1397, 1545, 1705, 1905, 3193, 3399, 3937, 4191, 5115, 5665, 6985, 9579, 11811, 13081, 15965, 16995, 19685, 20955, 35123, 39243, 43307, 47895, 59055, 65405, 105369, 129921, 143891, 175615, 196215, 216535, 405511, 431673, 526845, 649605, 719455, 1216533, 2027555, 2158365, 4460621, 6082665, 13381863, 22303105, 66909315]

約数ペア:

[(1, 66909315), (3, 22303105), (5, 13381863), (11, 6082665), (15, 4460621), (31, 2158365), (33, 2027555), (55, 1216533), (93, 719455), (103, 649605), (127, 526845), (155, 431673), (165, 405511), (309, 216535), (341, 196215), (381, 175615), (465, 143891), (515, 129921), (635, 105369), (1023, 65405), (1133, 59055), (1397, 47895), (1545, 43307), (1705, 39243), (1905, 35123), (3193, 20955), (3399, 19685), (3937, 16995), (4191, 15965), (5115, 13081), (5665, 11811), (6985, 9579)]