28591206

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1329

約数の個数: 48

約数和(自身を含む): 67415040

約数和(自身を除く): 38823834

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 1106, 1231, 1659, 2462, 3318, 3693, 3871, 7386, 7742, 8617, 11613, 17234, 23226, 25851, 51702, 60319, 97249, 120638, 180957, 194498, 291747, 361914, 583494, 680743, 1361486, 2042229, 4084458, 4765201, 9530402, 14295603, 28591206]

約数ペア:

[(1, 28591206), (2, 14295603), (3, 9530402), (6, 4765201), (7, 4084458), (14, 2042229), (21, 1361486), (42, 680743), (49, 583494), (79, 361914), (98, 291747), (147, 194498), (158, 180957), (237, 120638), (294, 97249), (474, 60319), (553, 51702), (1106, 25851), (1231, 23226), (1659, 17234), (2462, 11613), (3318, 8617), (3693, 7742), (3871, 7386)]