25537197

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2207}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 42393600

約数和(自身を除く): 16856403

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2207, 3857, 6621, 11571, 15449, 41933, 46347, 64003, 125799, 192009, 293531, 448021, 880593, 1216057, 1344063, 3648171, 8512399, 25537197]

約数ペア:

[(1, 25537197), (3, 8512399), (7, 3648171), (19, 1344063), (21, 1216057), (29, 880593), (57, 448021), (87, 293531), (133, 192009), (203, 125799), (399, 64003), (551, 46347), (609, 41933), (1653, 15449), (2207, 11571), (3857, 6621)]