38999376

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 119429856

約数和(自身を除く): 80430480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 83, 104, 117, 144, 156, 166, 208, 234, 249, 251, 312, 332, 468, 498, 502, 624, 664, 747, 753, 936, 996, 1004, 1079, 1328, 1494, 1506, 1872, 1992, 2008, 2158, 2259, 2988, 3012, 3237, 3263, 3984, 4016, 4316, 4518, 5976, 6024, 6474, 6526, 8632, 9036, 9711, 9789, 11952, 12048, 12948, 13052, 17264, 18072, 19422, 19578, 20833, 25896, 26104, 29367, 36144, 38844, 39156, 41666, 51792, 52208, 58734, 62499, 77688, 78312, 83332, 117468, 124998, 155376, 156624, 166664, 187497, 234936, 249996, 270829, 333328, 374994, 469872, 499992, 541658, 749988, 812487, 999984, 1083316, 1499976, 1624974, 2166632, 2437461, 2999952, 3249948, 4333264, 4874922, 6499896, 9749844, 12999792, 19499688, 38999376]

約数ペア:

[(1, 38999376), (2, 19499688), (3, 12999792), (4, 9749844), (6, 6499896), (8, 4874922), (9, 4333264), (12, 3249948), (13, 2999952), (16, 2437461), (18, 2166632), (24, 1624974), (26, 1499976), (36, 1083316), (39, 999984), (48, 812487), (52, 749988), (72, 541658), (78, 499992), (83, 469872), (104, 374994), (117, 333328), (144, 270829), (156, 249996), (166, 234936), (208, 187497), (234, 166664), (249, 156624), (251, 155376), (312, 124998), (332, 117468), (468, 83332), (498, 78312), (502, 77688), (624, 62499), (664, 58734), (747, 52208), (753, 51792), (936, 41666), (996, 39156), (1004, 38844), (1079, 36144), (1328, 29367), (1494, 26104), (1506, 25896), (1872, 20833), (1992, 19578), (2008, 19422), (2158, 18072), (2259, 17264), (2988, 13052), (3012, 12948), (3237, 12048), (3263, 11952), (3984, 9789), (4016, 9711), (4316, 9036), (4518, 8632), (5976, 6526), (6024, 6474)]