1861036268

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23561}}^1$

素因数の和:23623

約数の個数: 72

約数和(自身を含む): 4211754624

約数和(自身を除く): 2350718356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 5642, 6076, 11284, 19747, 23561, 39494, 47122, 78988, 94244, 164927, 306293, 329854, 612586, 659708, 730391, 1154489, 1225172, 1460782, 2144051, 2308978, 2921564, 4288102, 4617956, 5112737, 8576204, 9495083, 10225474, 15008357, 18990166, 20450948, 30016714, 35789159, 37980332, 60033428, 66465581, 71578318, 132931162, 143156636, 265862324, 465259067, 930518134, 1861036268]

約数ペア:

[(1, 1861036268), (2, 930518134), (4, 465259067), (7, 265862324), (13, 143156636), (14, 132931162), (26, 71578318), (28, 66465581), (31, 60033428), (49, 37980332), (52, 35789159), (62, 30016714), (91, 20450948), (98, 18990166), (124, 15008357), (182, 10225474), (196, 9495083), (217, 8576204), (364, 5112737), (403, 4617956), (434, 4288102), (637, 2921564), (806, 2308978), (868, 2144051), (1274, 1460782), (1519, 1225172), (1612, 1154489), (2548, 730391), (2821, 659708), (3038, 612586), (5642, 329854), (6076, 306293), (11284, 164927), (19747, 94244), (23561, 78988), (39494, 47122)]