39845637

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 69885504

約数和(自身を除く): 30039867

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 67, 69, 117, 153, 169, 201, 207, 221, 299, 391, 507, 603, 663, 871, 897, 1139, 1173, 1521, 1541, 1989, 2613, 2691, 2873, 3417, 3519, 3887, 4623, 5083, 7839, 8619, 10251, 11323, 11661, 13869, 14807, 15249, 20033, 25857, 26197, 33969, 34983, 44421, 45747, 60099, 66079, 78591, 101907, 133263, 180297, 192491, 198237, 235773, 260429, 340561, 577473, 594711, 781287, 1021683, 1732419, 2343861, 3065049, 4427293, 13281879, 39845637]

約数ペア:

[(1, 39845637), (3, 13281879), (9, 4427293), (13, 3065049), (17, 2343861), (23, 1732419), (39, 1021683), (51, 781287), (67, 594711), (69, 577473), (117, 340561), (153, 260429), (169, 235773), (201, 198237), (207, 192491), (221, 180297), (299, 133263), (391, 101907), (507, 78591), (603, 66079), (663, 60099), (871, 45747), (897, 44421), (1139, 34983), (1173, 33969), (1521, 26197), (1541, 25857), (1989, 20033), (2613, 15249), (2691, 14807), (2873, 13869), (3417, 11661), (3519, 11323), (3887, 10251), (4623, 8619), (5083, 7839)]