87480198

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21991}}^1$

素因数の和:22029

約数の個数: 48

約数和(自身を含む): 216137376

約数和(自身を除く): 128657178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 21991, 43982, 65973, 131946, 197919, 285883, 373847, 395838, 571766, 747694, 857649, 1121541, 1715298, 2243082, 2572947, 3364623, 4860011, 5145894, 6729246, 9720022, 14580033, 29160066, 43740099, 87480198]

約数ペア:

[(1, 87480198), (2, 43740099), (3, 29160066), (6, 14580033), (9, 9720022), (13, 6729246), (17, 5145894), (18, 4860011), (26, 3364623), (34, 2572947), (39, 2243082), (51, 1715298), (78, 1121541), (102, 857649), (117, 747694), (153, 571766), (221, 395838), (234, 373847), (306, 285883), (442, 197919), (663, 131946), (1326, 65973), (1989, 43982), (3978, 21991)]