40987778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{8807}}^1$

素因数の和:9001

約数の個数: 16

約数和(自身を含む): 66588480

約数和(自身を除く): 25600702

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4654, 8807, 17614, 114491, 228982, 1576453, 3152906, 20493889, 40987778]

約数ペア:

[(1, 40987778), (2, 20493889), (13, 3152906), (26, 1576453), (179, 228982), (358, 114491), (2327, 17614), (4654, 8807)]