78398847

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 56

約数和(自身を含む): 125231568

約数和(自身を除く): 46832721

約数列:

[1, 3, 9, 27, 41, 43, 61, 81, 123, 129, 183, 243, 369, 387, 549, 729, 1107, 1161, 1647, 1763, 2501, 2623, 3321, 3483, 4941, 5289, 7503, 7869, 9963, 10449, 14823, 15867, 22509, 23607, 29889, 31347, 44469, 47601, 67527, 70821, 107543, 142803, 202581, 212463, 322629, 428409, 607743, 637389, 967887, 1285227, 1823229, 1912167, 2903661, 8710983, 26132949, 78398847]

約数ペア:

[(1, 78398847), (3, 26132949), (9, 8710983), (27, 2903661), (41, 1912167), (43, 1823229), (61, 1285227), (81, 967887), (123, 637389), (129, 607743), (183, 428409), (243, 322629), (369, 212463), (387, 202581), (549, 142803), (729, 107543), (1107, 70821), (1161, 67527), (1647, 47601), (1763, 44469), (2501, 31347), (2623, 29889), (3321, 23607), (3483, 22509), (4941, 15867), (5289, 14823), (7503, 10449), (7869, 9963)]