888974346

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2087}}^1$

素因数の和:2275

約数の個数: 64

約数和(自身を含む): 1975615488

約数和(自身を除く): 1086641142

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 127, 129, 254, 258, 381, 559, 762, 1118, 1651, 1677, 2087, 3302, 3354, 4174, 4953, 5461, 6261, 9906, 10922, 12522, 16383, 27131, 32766, 54262, 70993, 81393, 89741, 141986, 162786, 179482, 212979, 265049, 269223, 425958, 530098, 538446, 795147, 1166633, 1590294, 2333266, 3445637, 3499899, 6891274, 6999798, 10336911, 11397107, 20673822, 22794214, 34191321, 68382642, 148162391, 296324782, 444487173, 888974346]

約数ペア:

[(1, 888974346), (2, 444487173), (3, 296324782), (6, 148162391), (13, 68382642), (26, 34191321), (39, 22794214), (43, 20673822), (78, 11397107), (86, 10336911), (127, 6999798), (129, 6891274), (254, 3499899), (258, 3445637), (381, 2333266), (559, 1590294), (762, 1166633), (1118, 795147), (1651, 538446), (1677, 530098), (2087, 425958), (3302, 269223), (3354, 265049), (4174, 212979), (4953, 179482), (5461, 162786), (6261, 141986), (9906, 89741), (10922, 81393), (12522, 70993), (16383, 54262), (27131, 32766)]