261610065

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{383}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 466532352

約数和(自身を除く): 204922287

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 353, 383, 387, 645, 1059, 1149, 1765, 1915, 1935, 3177, 3447, 5295, 5745, 15179, 15885, 16469, 17235, 45537, 49407, 75895, 82345, 135199, 136611, 148221, 227685, 247035, 405597, 675995, 683055, 741105, 1216791, 2027985, 5813557, 6083955, 17440671, 29067785, 52322013, 87203355, 261610065]

約数ペア:

[(1, 261610065), (3, 87203355), (5, 52322013), (9, 29067785), (15, 17440671), (43, 6083955), (45, 5813557), (129, 2027985), (215, 1216791), (353, 741105), (383, 683055), (387, 675995), (645, 405597), (1059, 247035), (1149, 227685), (1765, 148221), (1915, 136611), (1935, 135199), (3177, 82345), (3447, 75895), (5295, 49407), (5745, 45537), (15179, 17235), (15885, 16469)]