1420965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 3040128

約数和(自身を除く): 1619163

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 347, 455, 585, 819, 1041, 1365, 1735, 2429, 3123, 4095, 4511, 5205, 7287, 12145, 13533, 15615, 21861, 22555, 31577, 36435, 40599, 67665, 94731, 109305, 157885, 202995, 284193, 473655, 1420965]

約数ペア:

[(1, 1420965), (3, 473655), (5, 284193), (7, 202995), (9, 157885), (13, 109305), (15, 94731), (21, 67665), (35, 40599), (39, 36435), (45, 31577), (63, 22555), (65, 21861), (91, 15615), (105, 13533), (117, 12145), (195, 7287), (273, 5205), (315, 4511), (347, 4095), (455, 3123), (585, 2429), (819, 1735), (1041, 1365)]