2991996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 8945664

約数和(自身を除く): 5953668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 383, 434, 558, 651, 766, 868, 1116, 1149, 1302, 1532, 1953, 2298, 2604, 2681, 3447, 3906, 4596, 5362, 6894, 7812, 8043, 10724, 11873, 13788, 16086, 23746, 24129, 32172, 35619, 47492, 48258, 71238, 83111, 96516, 106857, 142476, 166222, 213714, 249333, 332444, 427428, 498666, 747999, 997332, 1495998, 2991996]

約数ペア:

[(1, 2991996), (2, 1495998), (3, 997332), (4, 747999), (6, 498666), (7, 427428), (9, 332444), (12, 249333), (14, 213714), (18, 166222), (21, 142476), (28, 106857), (31, 96516), (36, 83111), (42, 71238), (62, 48258), (63, 47492), (84, 35619), (93, 32172), (124, 24129), (126, 23746), (186, 16086), (217, 13788), (252, 11873), (279, 10724), (372, 8043), (383, 7812), (434, 6894), (558, 5362), (651, 4596), (766, 3906), (868, 3447), (1116, 2681), (1149, 2604), (1302, 2298), (1532, 1953)]