210919878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{901367}}^1$

素因数の和:901388

約数の個数: 24

約数和(自身を含む): 492146928

約数和(自身を除く): 281227050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 901367, 1802734, 2704101, 5408202, 8112303, 11717771, 16224606, 23435542, 35153313, 70306626, 105459939, 210919878]

約数ペア:

[(1, 210919878), (2, 105459939), (3, 70306626), (6, 35153313), (9, 23435542), (13, 16224606), (18, 11717771), (26, 8112303), (39, 5408202), (78, 2704101), (117, 1802734), (234, 901367)]