201239688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{644999}}^1$

素因数の和:645021

約数の個数: 32

約数和(自身を含む): 541800000

約数和(自身を除く): 340560312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 644999, 1289998, 1934997, 2579996, 3869994, 5159992, 7739988, 8384987, 15479976, 16769974, 25154961, 33539948, 50309922, 67079896, 100619844, 201239688]

約数ペア:

[(1, 201239688), (2, 100619844), (3, 67079896), (4, 50309922), (6, 33539948), (8, 25154961), (12, 16769974), (13, 15479976), (24, 8384987), (26, 7739988), (39, 5159992), (52, 3869994), (78, 2579996), (104, 1934997), (156, 1289998), (312, 644999)]