31105242

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 85708800

約数和(自身を除く): 54603558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 61, 63, 71, 114, 122, 126, 133, 142, 171, 183, 189, 213, 266, 342, 366, 378, 399, 426, 427, 497, 513, 549, 639, 798, 854, 994, 1026, 1098, 1159, 1197, 1278, 1281, 1349, 1491, 1647, 1917, 2318, 2394, 2562, 2698, 2982, 3294, 3477, 3591, 3834, 3843, 4047, 4331, 4473, 6954, 7182, 7686, 8094, 8113, 8662, 8946, 9443, 10431, 11529, 12141, 12993, 13419, 16226, 18886, 20862, 23058, 24282, 24339, 25986, 26838, 28329, 30317, 31293, 36423, 38979, 48678, 56658, 60634, 62586, 72846, 73017, 77958, 82289, 84987, 90951, 116937, 146034, 164578, 169974, 181902, 219051, 233874, 246867, 254961, 272853, 438102, 493734, 509922, 545706, 576023, 740601, 818559, 1152046, 1481202, 1637118, 1728069, 2221803, 3456138, 4443606, 5184207, 10368414, 15552621, 31105242]

約数ペア:

[(1, 31105242), (2, 15552621), (3, 10368414), (6, 5184207), (7, 4443606), (9, 3456138), (14, 2221803), (18, 1728069), (19, 1637118), (21, 1481202), (27, 1152046), (38, 818559), (42, 740601), (54, 576023), (57, 545706), (61, 509922), (63, 493734), (71, 438102), (114, 272853), (122, 254961), (126, 246867), (133, 233874), (142, 219051), (171, 181902), (183, 169974), (189, 164578), (213, 146034), (266, 116937), (342, 90951), (366, 84987), (378, 82289), (399, 77958), (426, 73017), (427, 72846), (497, 62586), (513, 60634), (549, 56658), (639, 48678), (798, 38979), (854, 36423), (994, 31293), (1026, 30317), (1098, 28329), (1159, 26838), (1197, 25986), (1278, 24339), (1281, 24282), (1349, 23058), (1491, 20862), (1647, 18886), (1917, 16226), (2318, 13419), (2394, 12993), (2562, 12141), (2698, 11529), (2982, 10431), (3294, 9443), (3477, 8946), (3591, 8662), (3834, 8113), (3843, 8094), (4047, 7686), (4331, 7182), (4473, 6954)]