64952013

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{162787}}^1$

素因数の和:162816

約数の個数: 16

約数和(自身を含む): 104184320

約数和(自身を除く): 39232307

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 162787, 488361, 1139509, 3092953, 3418527, 9278859, 21650671, 64952013]

約数ペア:

[(1, 64952013), (3, 21650671), (7, 9278859), (19, 3418527), (21, 3092953), (57, 1139509), (133, 488361), (399, 162787)]