129487812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 324136512

約数和(自身を除く): 194648700

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 71, 76, 114, 142, 213, 228, 284, 361, 421, 426, 722, 842, 852, 1083, 1263, 1349, 1444, 1684, 2166, 2526, 2698, 4047, 4332, 5052, 5396, 7999, 8094, 15998, 16188, 23997, 25631, 29891, 31996, 47994, 51262, 59782, 76893, 89673, 95988, 102524, 119564, 151981, 153786, 179346, 303962, 307572, 358692, 455943, 567929, 607924, 911886, 1135858, 1703787, 1823772, 2271716, 3407574, 6815148, 10790651, 21581302, 32371953, 43162604, 64743906, 129487812]

約数ペア:

[(1, 129487812), (2, 64743906), (3, 43162604), (4, 32371953), (6, 21581302), (12, 10790651), (19, 6815148), (38, 3407574), (57, 2271716), (71, 1823772), (76, 1703787), (114, 1135858), (142, 911886), (213, 607924), (228, 567929), (284, 455943), (361, 358692), (421, 307572), (426, 303962), (722, 179346), (842, 153786), (852, 151981), (1083, 119564), (1263, 102524), (1349, 95988), (1444, 89673), (1684, 76893), (2166, 59782), (2526, 51262), (2698, 47994), (4047, 31996), (4332, 29891), (5052, 25631), (5396, 23997), (7999, 16188), (8094, 15998)]