77389785

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 150505992

約数和(自身を除く): 73116207

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 121, 165, 183, 233, 305, 363, 495, 549, 605, 671, 699, 915, 1089, 1165, 1815, 2013, 2097, 2563, 2745, 3355, 3495, 5445, 6039, 7381, 7689, 10065, 10485, 12815, 14213, 22143, 23067, 28193, 30195, 36905, 38445, 42639, 66429, 71065, 84579, 110715, 115335, 127917, 140965, 156343, 213195, 253737, 332145, 422895, 469029, 639585, 781715, 1268685, 1407087, 1719773, 2345145, 5159319, 7035435, 8598865, 15477957, 25796595, 77389785]

約数ペア:

[(1, 77389785), (3, 25796595), (5, 15477957), (9, 8598865), (11, 7035435), (15, 5159319), (33, 2345145), (45, 1719773), (55, 1407087), (61, 1268685), (99, 781715), (121, 639585), (165, 469029), (183, 422895), (233, 332145), (305, 253737), (363, 213195), (495, 156343), (549, 140965), (605, 127917), (671, 115335), (699, 110715), (915, 84579), (1089, 71065), (1165, 66429), (1815, 42639), (2013, 38445), (2097, 36905), (2563, 30195), (2745, 28193), (3355, 23067), (3495, 22143), (5445, 14213), (6039, 12815), (7381, 10485), (7689, 10065)]