1219686564

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1431557}}^1$

素因数の和:1431635

約数の個数: 24

約数和(自身を含む): 2886020928

約数和(自身を除く): 1666334364

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 1431557, 2863114, 4294671, 5726228, 8589342, 17178684, 101640547, 203281094, 304921641, 406562188, 609843282, 1219686564]

約数ペア:

[(1, 1219686564), (2, 609843282), (3, 406562188), (4, 304921641), (6, 203281094), (12, 101640547), (71, 17178684), (142, 8589342), (213, 5726228), (284, 4294671), (426, 2863114), (852, 1431557)]