289773788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103049}}^1$

素因数の和:103109

約数の個数: 24

約数和(自身を含む): 548226000

約数和(自身を除く): 258452212

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 103049, 206098, 412196, 1957931, 3812813, 3915862, 7625626, 7831724, 15251252, 72443447, 144886894, 289773788]

約数ペア:

[(1, 289773788), (2, 144886894), (4, 72443447), (19, 15251252), (37, 7831724), (38, 7625626), (74, 3915862), (76, 3812813), (148, 1957931), (703, 412196), (1406, 206098), (2812, 103049)]