66555765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 129451608

約数和(自身を除く): 62895843

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 241, 255, 285, 323, 361, 723, 765, 855, 969, 1083, 1205, 1615, 1805, 2169, 2907, 3249, 3615, 4097, 4579, 4845, 5415, 6137, 10845, 12291, 13737, 14535, 16245, 18411, 20485, 22895, 30685, 36873, 41211, 55233, 61455, 68685, 77843, 87001, 92055, 184365, 206055, 233529, 261003, 276165, 389215, 435005, 700587, 783009, 1167645, 1305015, 1479017, 3502935, 3915045, 4437051, 7395085, 13311153, 22185255, 66555765]

約数ペア:

[(1, 66555765), (3, 22185255), (5, 13311153), (9, 7395085), (15, 4437051), (17, 3915045), (19, 3502935), (45, 1479017), (51, 1305015), (57, 1167645), (85, 783009), (95, 700587), (153, 435005), (171, 389215), (241, 276165), (255, 261003), (285, 233529), (323, 206055), (361, 184365), (723, 92055), (765, 87001), (855, 77843), (969, 68685), (1083, 61455), (1205, 55233), (1615, 41211), (1805, 36873), (2169, 30685), (2907, 22895), (3249, 20485), (3615, 18411), (4097, 16245), (4579, 14535), (4845, 13737), (5415, 12291), (6137, 10845)]