7941402

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 20908800

約数和(自身を除く): 12967398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 81, 94, 126, 141, 149, 162, 189, 282, 298, 329, 378, 423, 447, 567, 658, 846, 894, 987, 1043, 1134, 1269, 1341, 1974, 2086, 2538, 2682, 2961, 3129, 3807, 4023, 5922, 6258, 7003, 7614, 8046, 8883, 9387, 12069, 14006, 17766, 18774, 21009, 24138, 26649, 28161, 42018, 49021, 53298, 56322, 63027, 84483, 98042, 126054, 147063, 168966, 189081, 294126, 378162, 441189, 567243, 882378, 1134486, 1323567, 2647134, 3970701, 7941402]

約数ペア:

[(1, 7941402), (2, 3970701), (3, 2647134), (6, 1323567), (7, 1134486), (9, 882378), (14, 567243), (18, 441189), (21, 378162), (27, 294126), (42, 189081), (47, 168966), (54, 147063), (63, 126054), (81, 98042), (94, 84483), (126, 63027), (141, 56322), (149, 53298), (162, 49021), (189, 42018), (282, 28161), (298, 26649), (329, 24138), (378, 21009), (423, 18774), (447, 17766), (567, 14006), (658, 12069), (846, 9387), (894, 8883), (987, 8046), (1043, 7614), (1134, 7003), (1269, 6258), (1341, 5922), (1974, 4023), (2086, 3807), (2538, 3129), (2682, 2961)]