16968219

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 24675840

約数和(自身を除く): 7707621

約数列:

[1, 3, 29, 41, 67, 71, 87, 123, 201, 213, 1189, 1943, 2059, 2747, 2911, 3567, 4757, 5829, 6177, 8241, 8733, 14271, 79663, 84419, 137953, 195037, 238989, 253257, 413859, 585111, 5656073, 16968219]

約数ペア:

[(1, 16968219), (3, 5656073), (29, 585111), (41, 413859), (67, 253257), (71, 238989), (87, 195037), (123, 137953), (201, 84419), (213, 79663), (1189, 14271), (1943, 8733), (2059, 8241), (2747, 6177), (2911, 5829), (3567, 4757)]