3988515

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 6765120

約数和(自身を除く): 2776605

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 173, 265, 435, 519, 795, 865, 1537, 2595, 4611, 5017, 7685, 9169, 15051, 23055, 25085, 27507, 45845, 75255, 137535, 265901, 797703, 1329505, 3988515]

約数ペア:

[(1, 3988515), (3, 1329505), (5, 797703), (15, 265901), (29, 137535), (53, 75255), (87, 45845), (145, 27507), (159, 25085), (173, 23055), (265, 15051), (435, 9169), (519, 7685), (795, 5017), (865, 4611), (1537, 2595)]