201728988

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^2\times {\mathrm{2221}}^1$

素因数の和:2292

約数の個数: 72

約数和(自身を含む): 541901360

約数和(自身を除く): 340172372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 841, 1044, 1566, 1682, 2221, 2523, 3132, 3364, 4442, 5046, 6663, 7569, 8884, 10092, 13326, 15138, 19989, 22707, 26652, 30276, 39978, 45414, 59967, 64409, 79956, 90828, 119934, 128818, 193227, 239868, 257636, 386454, 579681, 772908, 1159362, 1739043, 1867861, 2318724, 3478086, 3735722, 5603583, 6956172, 7471444, 11207166, 16810749, 22414332, 33621498, 50432247, 67242996, 100864494, 201728988]

約数ペア:

[(1, 201728988), (2, 100864494), (3, 67242996), (4, 50432247), (6, 33621498), (9, 22414332), (12, 16810749), (18, 11207166), (27, 7471444), (29, 6956172), (36, 5603583), (54, 3735722), (58, 3478086), (87, 2318724), (108, 1867861), (116, 1739043), (174, 1159362), (261, 772908), (348, 579681), (522, 386454), (783, 257636), (841, 239868), (1044, 193227), (1566, 128818), (1682, 119934), (2221, 90828), (2523, 79956), (3132, 64409), (3364, 59967), (4442, 45414), (5046, 39978), (6663, 30276), (7569, 26652), (8884, 22707), (10092, 19989), (13326, 15138)]