28477864

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 30619736

約数列:

[1, 2, 4, 8, 23, 37, 46, 47, 74, 89, 92, 94, 148, 178, 184, 188, 296, 356, 376, 712, 851, 1081, 1702, 1739, 2047, 2162, 3293, 3404, 3478, 4094, 4183, 4324, 6586, 6808, 6956, 8188, 8366, 8648, 13172, 13912, 16376, 16732, 26344, 33464, 39997, 75739, 79994, 96209, 151478, 154771, 159988, 192418, 302956, 309542, 319976, 384836, 605912, 619084, 769672, 1238168, 3559733, 7119466, 14238932, 28477864]

約数ペア:

[(1, 28477864), (2, 14238932), (4, 7119466), (8, 3559733), (23, 1238168), (37, 769672), (46, 619084), (47, 605912), (74, 384836), (89, 319976), (92, 309542), (94, 302956), (148, 192418), (178, 159988), (184, 154771), (188, 151478), (296, 96209), (356, 79994), (376, 75739), (712, 39997), (851, 33464), (1081, 26344), (1702, 16732), (1739, 16376), (2047, 13912), (2162, 13172), (3293, 8648), (3404, 8366), (3478, 8188), (4094, 6956), (4183, 6808), (4324, 6586)]