39979458

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 95113200

約数和(自身を除く): 55133742

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 139, 171, 174, 261, 278, 342, 417, 522, 551, 834, 841, 1102, 1251, 1653, 1682, 2502, 2523, 2641, 3306, 4031, 4959, 5046, 5282, 7569, 7923, 8062, 9918, 12093, 15138, 15846, 15979, 23769, 24186, 31958, 36279, 47538, 47937, 72558, 76589, 95874, 116899, 143811, 153178, 229767, 233798, 287622, 350697, 459534, 689301, 701394, 1052091, 1378602, 2104182, 2221081, 4442162, 6663243, 13326486, 19989729, 39979458]

約数ペア:

[(1, 39979458), (2, 19989729), (3, 13326486), (6, 6663243), (9, 4442162), (18, 2221081), (19, 2104182), (29, 1378602), (38, 1052091), (57, 701394), (58, 689301), (87, 459534), (114, 350697), (139, 287622), (171, 233798), (174, 229767), (261, 153178), (278, 143811), (342, 116899), (417, 95874), (522, 76589), (551, 72558), (834, 47937), (841, 47538), (1102, 36279), (1251, 31958), (1653, 24186), (1682, 23769), (2502, 15979), (2523, 15846), (2641, 15138), (3306, 12093), (4031, 9918), (4959, 8062), (5046, 7923), (5282, 7569)]