72890685

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{3673}}^1$

素因数の和:3704

約数の個数: 60

約数和(自身を含む): 152037468

約数和(自身を除く): 79146783

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2835, 3673, 3969, 6615, 11019, 18365, 19845, 25711, 33057, 55095, 77133, 99171, 128555, 165285, 179977, 231399, 297513, 385665, 495855, 539931, 694197, 899885, 1156995, 1487565, 1619793, 2082591, 2699655, 3470985, 4859379, 8098965, 10412955, 14578137, 24296895, 72890685]

約数ペア:

[(1, 72890685), (3, 24296895), (5, 14578137), (7, 10412955), (9, 8098965), (15, 4859379), (21, 3470985), (27, 2699655), (35, 2082591), (45, 1619793), (49, 1487565), (63, 1156995), (81, 899885), (105, 694197), (135, 539931), (147, 495855), (189, 385665), (245, 297513), (315, 231399), (405, 179977), (441, 165285), (567, 128555), (735, 99171), (945, 77133), (1323, 55095), (2205, 33057), (2835, 25711), (3673, 19845), (3969, 18365), (6615, 11019)]