1683885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3283200

約数和(自身を除く): 1599315

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 79, 87, 105, 145, 147, 203, 237, 245, 395, 435, 553, 609, 735, 1015, 1185, 1421, 1659, 2291, 2765, 3045, 3871, 4263, 6873, 7105, 8295, 11455, 11613, 16037, 19355, 21315, 34365, 48111, 58065, 80185, 112259, 240555, 336777, 561295, 1683885]

約数ペア:

[(1, 1683885), (3, 561295), (5, 336777), (7, 240555), (15, 112259), (21, 80185), (29, 58065), (35, 48111), (49, 34365), (79, 21315), (87, 19355), (105, 16037), (145, 11613), (147, 11455), (203, 8295), (237, 7105), (245, 6873), (395, 4263), (435, 3871), (553, 3045), (609, 2765), (735, 2291), (1015, 1659), (1185, 1421)]