221162216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{47419}}^1$

素因数の和:47489

約数の個数: 32

約数和(自身を含む): 460922400

約数和(自身を除く): 239760184

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4664, 47419, 94838, 189676, 379352, 521609, 1043218, 2086436, 2513207, 4172872, 5026414, 10052828, 20105656, 27645277, 55290554, 110581108, 221162216]

約数ペア:

[(1, 221162216), (2, 110581108), (4, 55290554), (8, 27645277), (11, 20105656), (22, 10052828), (44, 5026414), (53, 4172872), (88, 2513207), (106, 2086436), (212, 1043218), (424, 521609), (583, 379352), (1166, 189676), (2332, 94838), (4664, 47419)]