39781294

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 69696000

約数和(自身を除く): 29914706

約数列:

[1, 2, 7, 14, 109, 131, 199, 218, 262, 398, 763, 917, 1393, 1526, 1834, 2786, 14279, 21691, 26069, 28558, 43382, 52138, 99953, 151837, 182483, 199906, 303674, 364966, 2841521, 5683042, 19890647, 39781294]

約数ペア:

[(1, 39781294), (2, 19890647), (7, 5683042), (14, 2841521), (109, 364966), (131, 303674), (199, 199906), (218, 182483), (262, 151837), (398, 99953), (763, 52138), (917, 43382), (1393, 28558), (1526, 26069), (1834, 21691), (2786, 14279)]