51513618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 114871680

約数和(自身を除く): 63358062

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 83, 109, 146, 166, 218, 219, 249, 327, 438, 498, 654, 949, 1079, 1417, 1898, 2158, 2834, 2847, 3237, 4251, 5694, 6059, 6474, 7957, 8502, 9047, 12118, 15914, 18094, 18177, 23871, 27141, 36354, 47742, 54282, 78767, 103441, 117611, 157534, 206882, 235222, 236301, 310323, 352833, 472602, 620646, 660431, 705666, 1320862, 1981293, 3962586, 8585603, 17171206, 25756809, 51513618]

約数ペア:

[(1, 51513618), (2, 25756809), (3, 17171206), (6, 8585603), (13, 3962586), (26, 1981293), (39, 1320862), (73, 705666), (78, 660431), (83, 620646), (109, 472602), (146, 352833), (166, 310323), (218, 236301), (219, 235222), (249, 206882), (327, 157534), (438, 117611), (498, 103441), (654, 78767), (949, 54282), (1079, 47742), (1417, 36354), (1898, 27141), (2158, 23871), (2834, 18177), (2847, 18094), (3237, 15914), (4251, 12118), (5694, 9047), (6059, 8502), (6474, 7957)]