1295217

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 2462400

約数和(自身を除く): 1167183

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 89, 99, 147, 189, 231, 267, 297, 441, 539, 623, 693, 801, 979, 1323, 1617, 1869, 2079, 2403, 2937, 4361, 4851, 5607, 6853, 8811, 13083, 14553, 16821, 20559, 26433, 39249, 47971, 61677, 117747, 143913, 185031, 431739, 1295217]

約数ペア:

[(1, 1295217), (3, 431739), (7, 185031), (9, 143913), (11, 117747), (21, 61677), (27, 47971), (33, 39249), (49, 26433), (63, 20559), (77, 16821), (89, 14553), (99, 13083), (147, 8811), (189, 6853), (231, 5607), (267, 4851), (297, 4361), (441, 2937), (539, 2403), (623, 2079), (693, 1869), (801, 1617), (979, 1323)]