81547388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{8761}}^1$

素因数の和:8957

約数の個数: 24

約数和(自身を含む): 154561680

約数和(自身を除く): 73014292

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 4654, 8761, 9308, 17522, 35044, 113893, 227786, 455572, 1568219, 3136438, 6272876, 20386847, 40773694, 81547388]

約数ペア:

[(1, 81547388), (2, 40773694), (4, 20386847), (13, 6272876), (26, 3136438), (52, 1568219), (179, 455572), (358, 227786), (716, 113893), (2327, 35044), (4654, 17522), (8761, 9308)]