421245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 853632

約数和(自身を除く): 432387

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 37, 45, 55, 69, 99, 111, 115, 165, 185, 207, 253, 333, 345, 407, 495, 555, 759, 851, 1035, 1221, 1265, 1665, 2035, 2277, 2553, 3663, 3795, 4255, 6105, 7659, 9361, 11385, 12765, 18315, 28083, 38295, 46805, 84249, 140415, 421245]

約数ペア:

[(1, 421245), (3, 140415), (5, 84249), (9, 46805), (11, 38295), (15, 28083), (23, 18315), (33, 12765), (37, 11385), (45, 9361), (55, 7659), (69, 6105), (99, 4255), (111, 3795), (115, 3663), (165, 2553), (185, 2277), (207, 2035), (253, 1665), (333, 1265), (345, 1221), (407, 1035), (495, 851), (555, 759)]