189706979

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3229}}^1$

素因数の和:3363

約数の個数: 24

約数和(自身を含む): 243025200

約数和(自身を除く): 53318221

約数列:

[1, 7, 11, 49, 77, 109, 539, 763, 1199, 3229, 5341, 8393, 22603, 35519, 58751, 158221, 248633, 351961, 1740431, 2463727, 3871571, 17246089, 27100997, 189706979]

約数ペア:

[(1, 189706979), (7, 27100997), (11, 17246089), (49, 3871571), (77, 2463727), (109, 1740431), (539, 351961), (763, 248633), (1199, 158221), (3229, 58751), (5341, 35519), (8393, 22603)]