328156661

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 411360768

約数和(自身を除く): 83204107

約数列:

[1, 7, 17, 41, 103, 119, 287, 653, 697, 721, 1751, 4223, 4571, 4879, 11101, 12257, 26773, 29561, 67259, 71791, 77707, 187411, 455141, 470813, 502537, 1143403, 2757619, 3185987, 8003821, 19303333, 46879523, 328156661]

約数ペア:

[(1, 328156661), (7, 46879523), (17, 19303333), (41, 8003821), (103, 3185987), (119, 2757619), (287, 1143403), (653, 502537), (697, 470813), (721, 455141), (1751, 187411), (4223, 77707), (4571, 71791), (4879, 67259), (11101, 29561), (12257, 26773)]