492043019

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 607565280

約数和(自身を除く): 115522261

約数列:

[1, 13, 17, 19, 61, 113, 221, 247, 289, 323, 793, 1037, 1159, 1469, 1921, 2147, 3757, 4199, 5491, 6893, 13481, 15067, 17629, 19703, 24973, 27911, 32657, 36499, 71383, 89609, 117181, 130967, 229177, 256139, 334951, 424541, 474487, 620483, 1523353, 1702571, 1992077, 2226439, 4354363, 8066279, 25897001, 28943707, 37849463, 492043019]

約数ペア:

[(1, 492043019), (13, 37849463), (17, 28943707), (19, 25897001), (61, 8066279), (113, 4354363), (221, 2226439), (247, 1992077), (289, 1702571), (323, 1523353), (793, 620483), (1037, 474487), (1159, 424541), (1469, 334951), (1921, 256139), (2147, 229177), (3757, 130967), (4199, 117181), (5491, 89609), (6893, 71383), (13481, 36499), (15067, 32657), (17629, 27911), (19703, 24973)]