78811065

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 146779776

約数和(自身を除く): 67968711

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 1451, 3195, 3621, 4353, 6035, 7255, 10863, 13059, 18105, 21765, 24667, 54315, 65295, 74001, 103021, 123335, 222003, 309063, 370005, 515105, 927189, 1110015, 1545315, 1751357, 4635945, 5254071, 8756785, 15762213, 26270355, 78811065]

約数ペア:

[(1, 78811065), (3, 26270355), (5, 15762213), (9, 8756785), (15, 5254071), (17, 4635945), (45, 1751357), (51, 1545315), (71, 1110015), (85, 927189), (153, 515105), (213, 370005), (255, 309063), (355, 222003), (639, 123335), (765, 103021), (1065, 74001), (1207, 65295), (1451, 54315), (3195, 24667), (3621, 21765), (4353, 18105), (6035, 13059), (7255, 10863)]