38460987

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 64190016

約数和(自身を除く): 25729029

約数列:

[1, 3, 9, 17, 27, 31, 51, 53, 81, 93, 153, 159, 279, 289, 459, 477, 527, 837, 867, 901, 1377, 1431, 1581, 1643, 2511, 2601, 2703, 4293, 4743, 4929, 7803, 8109, 8959, 14229, 14787, 15317, 23409, 24327, 26877, 27931, 42687, 44361, 45951, 72981, 80631, 83793, 133083, 137853, 241893, 251379, 413559, 474827, 725679, 754137, 1240677, 1424481, 2262411, 4273443, 12820329, 38460987]

約数ペア:

[(1, 38460987), (3, 12820329), (9, 4273443), (17, 2262411), (27, 1424481), (31, 1240677), (51, 754137), (53, 725679), (81, 474827), (93, 413559), (153, 251379), (159, 241893), (279, 137853), (289, 133083), (459, 83793), (477, 80631), (527, 72981), (837, 45951), (867, 44361), (901, 42687), (1377, 27931), (1431, 26877), (1581, 24327), (1643, 23409), (2511, 15317), (2601, 14787), (2703, 14229), (4293, 8959), (4743, 8109), (4929, 7803)]