728052165

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{14939}}^1$

素因数の和:14991

約数の個数: 48

約数和(自身を含む): 1366113600

約数和(自身を除く): 638061435

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 855, 1083, 1805, 2565, 3249, 5415, 9747, 14939, 16245, 44817, 48735, 74695, 134451, 224085, 283841, 403353, 672255, 851523, 1419205, 2016765, 2554569, 4257615, 5392979, 7663707, 12772845, 16178937, 26964895, 38318535, 48536811, 80894685, 145610433, 242684055, 728052165]

約数ペア:

[(1, 728052165), (3, 242684055), (5, 145610433), (9, 80894685), (15, 48536811), (19, 38318535), (27, 26964895), (45, 16178937), (57, 12772845), (95, 7663707), (135, 5392979), (171, 4257615), (285, 2554569), (361, 2016765), (513, 1419205), (855, 851523), (1083, 672255), (1805, 403353), (2565, 283841), (3249, 224085), (5415, 134451), (9747, 74695), (14939, 48735), (16245, 44817)]