127938928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{3187}}^1$

素因数の和:3401

約数の個数: 40

約数和(自身を含む): 268416848

約数和(自身を除く): 140477920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 2509, 3088, 3187, 5018, 6374, 10036, 12748, 20072, 25496, 40144, 41431, 50992, 82862, 165724, 331448, 615091, 662896, 1230182, 2460364, 4920728, 7996183, 9841456, 15992366, 31984732, 63969464, 127938928]

約数ペア:

[(1, 127938928), (2, 63969464), (4, 31984732), (8, 15992366), (13, 9841456), (16, 7996183), (26, 4920728), (52, 2460364), (104, 1230182), (193, 662896), (208, 615091), (386, 331448), (772, 165724), (1544, 82862), (2509, 50992), (3088, 41431), (3187, 40144), (5018, 25496), (6374, 20072), (10036, 12748)]