947029447

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{863}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 1207664640

約数和(自身を除く): 260635193

約数列:

[1, 7, 13, 31, 91, 217, 389, 403, 863, 2723, 2821, 5057, 6041, 11219, 12059, 26753, 35399, 78533, 84413, 156767, 187271, 335707, 347789, 1097369, 2349949, 2434523, 4364191, 10406917, 30549337, 72848419, 135289921, 947029447]

約数ペア:

[(1, 947029447), (7, 135289921), (13, 72848419), (31, 30549337), (91, 10406917), (217, 4364191), (389, 2434523), (403, 2349949), (863, 1097369), (2723, 347789), (2821, 335707), (5057, 187271), (6041, 156767), (11219, 84413), (12059, 78533), (26753, 35399)]