39917241

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 77995008

約数和(自身を除く): 38077767

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 47, 51, 61, 63, 91, 117, 119, 141, 153, 183, 221, 273, 329, 357, 423, 427, 549, 611, 663, 793, 799, 819, 987, 1037, 1071, 1281, 1547, 1833, 1989, 2379, 2397, 2867, 2961, 3111, 3843, 4277, 4641, 5499, 5551, 5593, 7137, 7191, 7259, 8601, 9333, 10387, 12831, 13481, 13923, 16653, 16779, 20069, 21777, 25803, 31161, 37271, 38493, 40443, 48739, 49959, 50337, 60207, 65331, 72709, 93483, 94367, 111813, 121329, 146217, 180621, 218127, 260897, 283101, 335439, 341173, 438651, 633607, 654381, 782691, 849303, 1023519, 1900821, 2348073, 3070557, 4435249, 5702463, 13305747, 39917241]

約数ペア:

[(1, 39917241), (3, 13305747), (7, 5702463), (9, 4435249), (13, 3070557), (17, 2348073), (21, 1900821), (39, 1023519), (47, 849303), (51, 782691), (61, 654381), (63, 633607), (91, 438651), (117, 341173), (119, 335439), (141, 283101), (153, 260897), (183, 218127), (221, 180621), (273, 146217), (329, 121329), (357, 111813), (423, 94367), (427, 93483), (549, 72709), (611, 65331), (663, 60207), (793, 50337), (799, 49959), (819, 48739), (987, 40443), (1037, 38493), (1071, 37271), (1281, 31161), (1547, 25803), (1833, 21777), (1989, 20069), (2379, 16779), (2397, 16653), (2867, 13923), (2961, 13481), (3111, 12831), (3843, 10387), (4277, 9333), (4641, 8601), (5499, 7259), (5551, 7191), (5593, 7137)]