389466

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 1055808

約数和(自身を除く): 666342

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 281, 462, 562, 693, 843, 1386, 1686, 1967, 2529, 3091, 3934, 5058, 5901, 6182, 9273, 11802, 17703, 18546, 21637, 27819, 35406, 43274, 55638, 64911, 129822, 194733, 389466]

約数ペア:

[(1, 389466), (2, 194733), (3, 129822), (6, 64911), (7, 55638), (9, 43274), (11, 35406), (14, 27819), (18, 21637), (21, 18546), (22, 17703), (33, 11802), (42, 9273), (63, 6182), (66, 5901), (77, 5058), (99, 3934), (126, 3091), (154, 2529), (198, 1967), (231, 1686), (281, 1386), (462, 843), (562, 693)]