2152815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 4186080

約数和(自身を除く): 2033265

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 101, 105, 145, 147, 203, 245, 303, 435, 505, 609, 707, 735, 1015, 1421, 1515, 2121, 2929, 3045, 3535, 4263, 4949, 7105, 8787, 10605, 14645, 14847, 20503, 21315, 24745, 43935, 61509, 74235, 102515, 143521, 307545, 430563, 717605, 2152815]

約数ペア:

[(1, 2152815), (3, 717605), (5, 430563), (7, 307545), (15, 143521), (21, 102515), (29, 74235), (35, 61509), (49, 43935), (87, 24745), (101, 21315), (105, 20503), (145, 14847), (147, 14645), (203, 10605), (245, 8787), (303, 7105), (435, 4949), (505, 4263), (609, 3535), (707, 3045), (735, 2929), (1015, 2121), (1421, 1515)]