31381752

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 82656000

約数和(自身を除く): 51274248

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 139, 184, 276, 278, 409, 417, 552, 556, 818, 834, 1112, 1227, 1636, 1668, 2454, 3197, 3272, 3336, 4908, 6394, 9407, 9591, 9816, 12788, 18814, 19182, 25576, 28221, 37628, 38364, 56442, 56851, 75256, 76728, 112884, 113702, 170553, 225768, 227404, 341106, 454808, 682212, 1307573, 1364424, 2615146, 3922719, 5230292, 7845438, 10460584, 15690876, 31381752]

約数ペア:

[(1, 31381752), (2, 15690876), (3, 10460584), (4, 7845438), (6, 5230292), (8, 3922719), (12, 2615146), (23, 1364424), (24, 1307573), (46, 682212), (69, 454808), (92, 341106), (138, 227404), (139, 225768), (184, 170553), (276, 113702), (278, 112884), (409, 76728), (417, 75256), (552, 56851), (556, 56442), (818, 38364), (834, 37628), (1112, 28221), (1227, 25576), (1636, 19182), (1668, 18814), (2454, 12788), (3197, 9816), (3272, 9591), (3336, 9407), (4908, 6394)]