4006785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 6785280

約数和(自身を除く): 2778495

約数列:

[1, 3, 5, 15, 29, 61, 87, 145, 151, 183, 305, 435, 453, 755, 915, 1769, 2265, 4379, 5307, 8845, 9211, 13137, 21895, 26535, 27633, 46055, 65685, 138165, 267119, 801357, 1335595, 4006785]

約数ペア:

[(1, 4006785), (3, 1335595), (5, 801357), (15, 267119), (29, 138165), (61, 65685), (87, 46055), (145, 27633), (151, 26535), (183, 21895), (305, 13137), (435, 9211), (453, 8845), (755, 5307), (915, 4379), (1769, 2265)]