38443815

素因数分解:

$3^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 56

約数和(自身を含む): 70826400

約数和(自身を除く): 32382585

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 199, 243, 265, 405, 477, 597, 729, 795, 995, 1215, 1431, 1791, 2385, 2985, 3645, 4293, 5373, 7155, 8955, 10547, 12879, 16119, 21465, 26865, 31641, 38637, 48357, 52735, 64395, 80595, 94923, 145071, 158205, 193185, 241785, 284769, 474615, 725355, 854307, 1423845, 2562921, 4271535, 7688763, 12814605, 38443815]

約数ペア:

[(1, 38443815), (3, 12814605), (5, 7688763), (9, 4271535), (15, 2562921), (27, 1423845), (45, 854307), (53, 725355), (81, 474615), (135, 284769), (159, 241785), (199, 193185), (243, 158205), (265, 145071), (405, 94923), (477, 80595), (597, 64395), (729, 52735), (795, 48357), (995, 38637), (1215, 31641), (1431, 26865), (1791, 21465), (2385, 16119), (2985, 12879), (3645, 10547), (4293, 8955), (5373, 7155)]