728021283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{757}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 1072891392

約数和(自身を除く): 344870109

約数列:

[1, 3, 11, 33, 151, 193, 453, 579, 757, 1661, 2123, 2271, 4983, 6369, 8327, 24981, 29143, 87429, 114307, 146101, 320573, 342921, 438303, 961719, 1257377, 1607111, 3772131, 4821333, 22061251, 66183753, 242673761, 728021283]

約数ペア:

[(1, 728021283), (3, 242673761), (11, 66183753), (33, 22061251), (151, 4821333), (193, 3772131), (453, 1607111), (579, 1257377), (757, 961719), (1661, 438303), (2123, 342921), (2271, 320573), (4983, 146101), (6369, 114307), (8327, 87429), (24981, 29143)]