289376490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{741991}}^1$

素因数の和:742014

約数の個数: 32

約数和(自身を含む): 747927936

約数和(自身を除く): 458551446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 741991, 1483982, 2225973, 3709955, 4451946, 7419910, 9645883, 11129865, 19291766, 22259730, 28937649, 48229415, 57875298, 96458830, 144688245, 289376490]

約数ペア:

[(1, 289376490), (2, 144688245), (3, 96458830), (5, 57875298), (6, 48229415), (10, 28937649), (13, 22259730), (15, 19291766), (26, 11129865), (30, 9645883), (39, 7419910), (65, 4451946), (78, 3709955), (130, 2225973), (195, 1483982), (390, 741991)]