203940191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 262821888

約数和(自身を除く): 58881697

約数列:

[1, 7, 13, 41, 47, 91, 287, 329, 533, 611, 1163, 1927, 3731, 4277, 8141, 13489, 15119, 25051, 47683, 54661, 105833, 175357, 333781, 382627, 619879, 710593, 2241101, 4339153, 4974151, 15687707, 29134313, 203940191]

約数ペア:

[(1, 203940191), (7, 29134313), (13, 15687707), (41, 4974151), (47, 4339153), (91, 2241101), (287, 710593), (329, 619879), (533, 382627), (611, 333781), (1163, 175357), (1927, 105833), (3731, 54661), (4277, 47683), (8141, 25051), (13489, 15119)]