1887403791

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{28687}}^1$

素因数の和:28951

約数の個数: 32

約数和(自身を含む): 3110238208

約数和(自身を除く): 1222834417

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 723, 1687, 3133, 5061, 9399, 21931, 28687, 65793, 86061, 200809, 372931, 602427, 1118793, 2610517, 6913567, 7831551, 20740701, 48394969, 89876371, 145184907, 269629113, 629134597, 1887403791]

約数ペア:

[(1, 1887403791), (3, 629134597), (7, 269629113), (13, 145184907), (21, 89876371), (39, 48394969), (91, 20740701), (241, 7831551), (273, 6913567), (723, 2610517), (1687, 1118793), (3133, 602427), (5061, 372931), (9399, 200809), (21931, 86061), (28687, 65793)]