216868653

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4951}}^1$

素因数の和:5145

約数の個数: 24

約数和(自身を含む): 325485056

約数和(自身を除く): 108616403

約数列:

[1, 3, 9, 31, 93, 157, 279, 471, 1413, 4867, 4951, 14601, 14853, 43803, 44559, 153481, 460443, 777307, 1381329, 2331921, 6995763, 24096517, 72289551, 216868653]

約数ペア:

[(1, 216868653), (3, 72289551), (9, 24096517), (31, 6995763), (93, 2331921), (157, 1381329), (279, 777307), (471, 460443), (1413, 153481), (4867, 44559), (4951, 43803), (14601, 14853)]