65428844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20627}}^1$

素因数の和:20705

約数の個数: 24

約数和(自身を含む): 125335728

約数和(自身を除く): 59906884

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 20627, 41254, 82508, 268151, 536302, 1072604, 1258247, 2516494, 5032988, 16357211, 32714422, 65428844]

約数ペア:

[(1, 65428844), (2, 32714422), (4, 16357211), (13, 5032988), (26, 2516494), (52, 1258247), (61, 1072604), (122, 536302), (244, 268151), (793, 82508), (1586, 41254), (3172, 20627)]