261282406

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{242377}}^1$

素因数の和:242404

約数の個数: 24

約数和(自身を含む): 497359656

約数和(自身を除く): 236077250

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 242377, 484754, 1696639, 2666147, 3393278, 5332294, 11876473, 18663029, 23752946, 37326058, 130641203, 261282406]

約数ペア:

[(1, 261282406), (2, 130641203), (7, 37326058), (11, 23752946), (14, 18663029), (22, 11876473), (49, 5332294), (77, 3393278), (98, 2666147), (154, 1696639), (539, 484754), (1078, 242377)]