29883975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 56402640

約数和(自身を除く): 26518665

約数列:

[1, 3, 5, 11, 15, 25, 33, 37, 55, 75, 89, 111, 121, 165, 185, 267, 275, 363, 407, 445, 555, 605, 825, 925, 979, 1221, 1335, 1815, 2035, 2225, 2775, 2937, 3025, 3293, 4477, 4895, 6105, 6675, 9075, 9879, 10175, 10769, 13431, 14685, 16465, 22385, 24475, 30525, 32307, 36223, 49395, 53845, 67155, 73425, 82325, 108669, 111925, 161535, 181115, 246975, 269225, 335775, 398453, 543345, 807675, 905575, 1195359, 1992265, 2716725, 5976795, 9961325, 29883975]

約数ペア:

[(1, 29883975), (3, 9961325), (5, 5976795), (11, 2716725), (15, 1992265), (25, 1195359), (33, 905575), (37, 807675), (55, 543345), (75, 398453), (89, 335775), (111, 269225), (121, 246975), (165, 181115), (185, 161535), (267, 111925), (275, 108669), (363, 82325), (407, 73425), (445, 67155), (555, 53845), (605, 49395), (825, 36223), (925, 32307), (979, 30525), (1221, 24475), (1335, 22385), (1815, 16465), (2035, 14685), (2225, 13431), (2775, 10769), (2937, 10175), (3025, 9879), (3293, 9075), (4477, 6675), (4895, 6105)]