138792645

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 248002560

約数和(自身を除く): 109209915

約数列:

[1, 3, 5, 9, 15, 45, 47, 137, 141, 235, 411, 423, 479, 685, 705, 1233, 1437, 2055, 2115, 2395, 4311, 6165, 6439, 7185, 19317, 21555, 22513, 32195, 57951, 65623, 67539, 96585, 112565, 196869, 202617, 289755, 328115, 337695, 590607, 984345, 1013085, 2953035, 3084281, 9252843, 15421405, 27758529, 46264215, 138792645]

約数ペア:

[(1, 138792645), (3, 46264215), (5, 27758529), (9, 15421405), (15, 9252843), (45, 3084281), (47, 2953035), (137, 1013085), (141, 984345), (235, 590607), (411, 337695), (423, 328115), (479, 289755), (685, 202617), (705, 196869), (1233, 112565), (1437, 96585), (2055, 67539), (2115, 65623), (2395, 57951), (4311, 32195), (6165, 22513), (6439, 21555), (7185, 19317)]