385492731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 609638400

約数和(自身を除く): 224145669

約数列:

[1, 3, 13, 17, 39, 47, 51, 89, 139, 141, 221, 267, 417, 611, 663, 799, 1157, 1513, 1807, 1833, 2363, 2397, 3471, 4183, 4539, 5421, 6533, 7089, 10387, 12371, 12549, 19599, 19669, 30719, 31161, 37113, 54379, 59007, 71111, 84929, 92157, 111061, 160823, 163137, 210307, 213333, 254787, 333183, 482469, 581437, 630921, 924443, 1443793, 1744311, 2733991, 2773329, 4331379, 7558681, 8201973, 9884429, 22676043, 29653287, 128497577, 385492731]

約数ペア:

[(1, 385492731), (3, 128497577), (13, 29653287), (17, 22676043), (39, 9884429), (47, 8201973), (51, 7558681), (89, 4331379), (139, 2773329), (141, 2733991), (221, 1744311), (267, 1443793), (417, 924443), (611, 630921), (663, 581437), (799, 482469), (1157, 333183), (1513, 254787), (1807, 213333), (1833, 210307), (2363, 163137), (2397, 160823), (3471, 111061), (4183, 92157), (4539, 84929), (5421, 71111), (6533, 59007), (7089, 54379), (10387, 37113), (12371, 31161), (12549, 30719), (19599, 19669)]