1990353603

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1217}}^1\times {\mathrm{1657}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 3101865984

約数和(自身を除く): 1111512381

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1217, 1657, 3651, 4971, 8519, 11599, 25557, 34797, 57199, 77879, 171597, 233637, 400393, 545153, 1201179, 1635459, 2016569, 6049707, 14115983, 42347949, 94778743, 284336229, 663451201, 1990353603]

約数ペア:

[(1, 1990353603), (3, 663451201), (7, 284336229), (21, 94778743), (47, 42347949), (141, 14115983), (329, 6049707), (987, 2016569), (1217, 1635459), (1657, 1201179), (3651, 545153), (4971, 400393), (8519, 233637), (11599, 171597), (25557, 77879), (34797, 57199)]