20121304731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1\times {\mathrm{3947}}^1$

素因数の和:4843

約数の個数: 32

約数和(自身を含む): 29442099456

約数和(自身を除く): 9320794725

約数列:

[1, 3, 11, 33, 241, 641, 723, 1923, 2651, 3947, 7051, 7953, 11841, 21153, 43417, 130251, 154481, 463443, 951227, 1699291, 2530027, 2853681, 5097873, 7590081, 10463497, 27830297, 31390491, 83490891, 609736507, 1829209521, 6707101577, 20121304731]

約数ペア:

[(1, 20121304731), (3, 6707101577), (11, 1829209521), (33, 609736507), (241, 83490891), (641, 31390491), (723, 27830297), (1923, 10463497), (2651, 7590081), (3947, 5097873), (7051, 2853681), (7953, 2530027), (11841, 1699291), (21153, 951227), (43417, 463443), (130251, 154481)]