187870878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:594

約数の個数: 72

約数和(自身を含む): 444777840

約数和(自身を除く): 256906962

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 169, 234, 302, 338, 409, 453, 507, 818, 906, 1014, 1227, 1359, 1521, 1963, 2454, 2718, 3042, 3681, 3926, 5317, 5889, 7362, 10634, 11778, 15951, 17667, 25519, 31902, 35334, 47853, 51038, 61759, 69121, 76557, 95706, 123518, 138242, 153114, 185277, 207363, 229671, 370554, 414726, 459342, 555831, 622089, 802867, 1111662, 1244178, 1605734, 2408601, 4817202, 7225803, 10437271, 14451606, 20874542, 31311813, 62623626, 93935439, 187870878]

約数ペア:

[(1, 187870878), (2, 93935439), (3, 62623626), (6, 31311813), (9, 20874542), (13, 14451606), (18, 10437271), (26, 7225803), (39, 4817202), (78, 2408601), (117, 1605734), (151, 1244178), (169, 1111662), (234, 802867), (302, 622089), (338, 555831), (409, 459342), (453, 414726), (507, 370554), (818, 229671), (906, 207363), (1014, 185277), (1227, 153114), (1359, 138242), (1521, 123518), (1963, 95706), (2454, 76557), (2718, 69121), (3042, 61759), (3681, 51038), (3926, 47853), (5317, 35334), (5889, 31902), (7362, 25519), (10634, 17667), (11778, 15951)]