449264830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{130981}}^1$

素因数の和:131009

約数の個数: 32

約数和(自身を含む): 943070400

約数和(自身を除く): 493805570

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 130981, 261962, 654905, 916867, 1309810, 1833734, 4584335, 6418069, 9168670, 12836138, 32090345, 44926483, 64180690, 89852966, 224632415, 449264830]

約数ペア:

[(1, 449264830), (2, 224632415), (5, 89852966), (7, 64180690), (10, 44926483), (14, 32090345), (35, 12836138), (49, 9168670), (70, 6418069), (98, 4584335), (245, 1833734), (343, 1309810), (490, 916867), (686, 654905), (1715, 261962), (3430, 130981)]