155133784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{78509}}^1$

素因数の和:78547

約数の個数: 32

約数和(自身を含む): 329742000

約数和(自身を除く): 174608216

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 78509, 157018, 314036, 628072, 1020617, 1491671, 2041234, 2983342, 4082468, 5966684, 8164936, 11933368, 19391723, 38783446, 77566892, 155133784]

約数ペア:

[(1, 155133784), (2, 77566892), (4, 38783446), (8, 19391723), (13, 11933368), (19, 8164936), (26, 5966684), (38, 4082468), (52, 2983342), (76, 2041234), (104, 1491671), (152, 1020617), (247, 628072), (494, 314036), (988, 157018), (1976, 78509)]