15664578244

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{21221}}^1$

素因数の和:21916

約数の個数: 48

約数和(自身を含む): 32144708736

約数和(自身を除く): 16480130492

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 643, 1148, 1286, 2572, 4501, 9002, 18004, 21221, 26363, 42442, 52726, 84884, 105452, 148547, 184541, 297094, 369082, 594188, 738164, 870061, 1740122, 3480244, 6090427, 12180854, 13645103, 24361708, 27290206, 54580412, 95515721, 191031442, 382062884, 559449223, 1118898446, 2237796892, 3916144561, 7832289122, 15664578244]

約数ペア:

[(1, 15664578244), (2, 7832289122), (4, 3916144561), (7, 2237796892), (14, 1118898446), (28, 559449223), (41, 382062884), (82, 191031442), (164, 95515721), (287, 54580412), (574, 27290206), (643, 24361708), (1148, 13645103), (1286, 12180854), (2572, 6090427), (4501, 3480244), (9002, 1740122), (18004, 870061), (21221, 738164), (26363, 594188), (42442, 369082), (52726, 297094), (84884, 184541), (105452, 148547)]