321489215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 427204800

約数和(自身を除く): 105715585

約数列:

[1, 5, 19, 29, 61, 95, 145, 305, 551, 1159, 1769, 1913, 2755, 5795, 8845, 9565, 33611, 36347, 55477, 116693, 168055, 181735, 277385, 583465, 1054063, 2217167, 3384097, 5270315, 11085835, 16920485, 64297843, 321489215]

約数ペア:

[(1, 321489215), (5, 64297843), (19, 16920485), (29, 11085835), (61, 5270315), (95, 3384097), (145, 2217167), (305, 1054063), (551, 583465), (1159, 277385), (1769, 181735), (1913, 168055), (2755, 116693), (5795, 55477), (8845, 36347), (9565, 33611)]