1212439538

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{1889}}^1\times {\mathrm{5261}}^1$

素因数の和:7213

約数の個数: 16

約数和(自身を含む): 1849803480

約数和(自身を除く): 637363942

約数列:

[1, 2, 61, 122, 1889, 3778, 5261, 10522, 115229, 230458, 320921, 641842, 9938029, 19876058, 606219769, 1212439538]

約数ペア:

[(1, 1212439538), (2, 606219769), (61, 19876058), (122, 9938029), (1889, 641842), (3778, 320921), (5261, 230458), (10522, 115229)]