216595155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{719}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 420249600

約数和(自身を除く): 203654445

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 151, 285, 399, 453, 665, 719, 755, 1057, 1995, 2157, 2265, 2869, 3171, 3595, 5033, 5285, 8607, 10785, 13661, 14345, 15099, 15855, 20083, 25165, 40983, 43035, 60249, 68305, 75495, 95627, 100415, 108569, 204915, 286881, 301245, 325707, 478135, 542845, 759983, 1434405, 1628535, 2062811, 2279949, 3799915, 6188433, 10314055, 11399745, 14439677, 30942165, 43319031, 72198385, 216595155]

約数ペア:

[(1, 216595155), (3, 72198385), (5, 43319031), (7, 30942165), (15, 14439677), (19, 11399745), (21, 10314055), (35, 6188433), (57, 3799915), (95, 2279949), (105, 2062811), (133, 1628535), (151, 1434405), (285, 759983), (399, 542845), (453, 478135), (665, 325707), (719, 301245), (755, 286881), (1057, 204915), (1995, 108569), (2157, 100415), (2265, 95627), (2869, 75495), (3171, 68305), (3595, 60249), (5033, 43035), (5285, 40983), (8607, 25165), (10785, 20083), (13661, 15855), (14345, 15099)]