40821705

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10427}}^1$

素因数の和:10470

約数の個数: 32

約数和(自身を含む): 75081600

約数和(自身を除く): 34259895

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 10427, 31281, 52135, 93843, 156405, 281529, 302383, 469215, 907149, 1407645, 1511915, 2721447, 4535745, 8164341, 13607235, 40821705]

約数ペア:

[(1, 40821705), (3, 13607235), (5, 8164341), (9, 4535745), (15, 2721447), (27, 1511915), (29, 1407645), (45, 907149), (87, 469215), (135, 302383), (145, 281529), (261, 156405), (435, 93843), (783, 52135), (1305, 31281), (3915, 10427)]