128567964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{5333}}^1$

素因数の和:5395

約数の個数: 72

約数和(自身を含む): 357548688

約数和(自身を除く): 228980724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 861, 1148, 1722, 2009, 3444, 4018, 5333, 6027, 8036, 10666, 12054, 15999, 21332, 24108, 31998, 37331, 63996, 74662, 111993, 149324, 218653, 223986, 261317, 437306, 447972, 522634, 655959, 783951, 874612, 1045268, 1311918, 1530571, 1567902, 2623836, 3061142, 3135804, 4591713, 6122284, 9183426, 10713997, 18366852, 21427994, 32141991, 42855988, 64283982, 128567964]

約数ペア:

[(1, 128567964), (2, 64283982), (3, 42855988), (4, 32141991), (6, 21427994), (7, 18366852), (12, 10713997), (14, 9183426), (21, 6122284), (28, 4591713), (41, 3135804), (42, 3061142), (49, 2623836), (82, 1567902), (84, 1530571), (98, 1311918), (123, 1045268), (147, 874612), (164, 783951), (196, 655959), (246, 522634), (287, 447972), (294, 437306), (492, 261317), (574, 223986), (588, 218653), (861, 149324), (1148, 111993), (1722, 74662), (2009, 63996), (3444, 37331), (4018, 31998), (5333, 24108), (6027, 21332), (8036, 15999), (10666, 12054)]