1980379485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{14321}}^1$

素因数の和:14778

約数の個数: 48

約数和(自身を含む): 3932248320

約数和(自身を除く): 1951868835

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 439, 1317, 2195, 3073, 3951, 6585, 9219, 14321, 15365, 19755, 27657, 42963, 46095, 71605, 100247, 128889, 138285, 214815, 300741, 501235, 644445, 902223, 1503705, 4511115, 6286919, 18860757, 31434595, 44008433, 56582271, 94303785, 132025299, 220042165, 282911355, 396075897, 660126495, 1980379485]

約数ペア:

[(1, 1980379485), (3, 660126495), (5, 396075897), (7, 282911355), (9, 220042165), (15, 132025299), (21, 94303785), (35, 56582271), (45, 44008433), (63, 31434595), (105, 18860757), (315, 6286919), (439, 4511115), (1317, 1503705), (2195, 902223), (3073, 644445), (3951, 501235), (6585, 300741), (9219, 214815), (14321, 138285), (15365, 128889), (19755, 100247), (27657, 71605), (42963, 46095)]