74748405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 130325184

約数和(自身を除く): 55576779

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 289, 401, 645, 731, 867, 1203, 1445, 2005, 2193, 3655, 4335, 6015, 6817, 10965, 12427, 17243, 20451, 34085, 37281, 51729, 62135, 86215, 102255, 115889, 186405, 258645, 293131, 347667, 579445, 879393, 1465655, 1738335, 4396965, 4983227, 14949681, 24916135, 74748405]

約数ペア:

[(1, 74748405), (3, 24916135), (5, 14949681), (15, 4983227), (17, 4396965), (43, 1738335), (51, 1465655), (85, 879393), (129, 579445), (215, 347667), (255, 293131), (289, 258645), (401, 186405), (645, 115889), (731, 102255), (867, 86215), (1203, 62135), (1445, 51729), (2005, 37281), (2193, 34085), (3655, 20451), (4335, 17243), (6015, 12427), (6817, 10965)]