74465865

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 142456320

約数和(自身を除く): 67990455

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 71, 85, 135, 153, 213, 255, 355, 457, 459, 639, 765, 1065, 1207, 1371, 1917, 2285, 2295, 3195, 3621, 4113, 6035, 6855, 7769, 9585, 10863, 12339, 18105, 20565, 23307, 32447, 32589, 38845, 54315, 61695, 69921, 97341, 116535, 162235, 162945, 209763, 292023, 349605, 486705, 551599, 876069, 1048815, 1460115, 1654797, 2757995, 4380345, 4964391, 8273985, 14893173, 24821955, 74465865]

約数ペア:

[(1, 74465865), (3, 24821955), (5, 14893173), (9, 8273985), (15, 4964391), (17, 4380345), (27, 2757995), (45, 1654797), (51, 1460115), (71, 1048815), (85, 876069), (135, 551599), (153, 486705), (213, 349605), (255, 292023), (355, 209763), (457, 162945), (459, 162235), (639, 116535), (765, 97341), (1065, 69921), (1207, 61695), (1371, 54315), (1917, 38845), (2285, 32589), (2295, 32447), (3195, 23307), (3621, 20565), (4113, 18105), (6035, 12339), (6855, 10863), (7769, 9585)]