308519253

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20663}}^1$

素因数の和:20758

約数の個数: 32

約数和(自身を含む): 528998400

約数和(自身を除く): 220479147

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 4977, 14931, 20663, 61989, 144641, 185967, 433923, 557901, 1301769, 1632377, 3905307, 4897131, 11426639, 14691393, 34279917, 44074179, 102839751, 308519253]

約数ペア:

[(1, 308519253), (3, 102839751), (7, 44074179), (9, 34279917), (21, 14691393), (27, 11426639), (63, 4897131), (79, 3905307), (189, 1632377), (237, 1301769), (553, 557901), (711, 433923), (1659, 185967), (2133, 144641), (4977, 61989), (14931, 20663)]