268562021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 355001472

約数和(自身を除く): 86439451

約数列:

[1, 7, 13, 31, 37, 83, 91, 217, 259, 403, 481, 581, 961, 1079, 1147, 2573, 2821, 3071, 3367, 6727, 7553, 8029, 12493, 14911, 18011, 21497, 33449, 35557, 39923, 79763, 87451, 95201, 104377, 234143, 248899, 279461, 462241, 558341, 666407, 1036919, 1237613, 2951231, 3235687, 7258433, 8663291, 20658617, 38366003, 268562021]

約数ペア:

[(1, 268562021), (7, 38366003), (13, 20658617), (31, 8663291), (37, 7258433), (83, 3235687), (91, 2951231), (217, 1237613), (259, 1036919), (403, 666407), (481, 558341), (581, 462241), (961, 279461), (1079, 248899), (1147, 234143), (2573, 104377), (2821, 95201), (3071, 87451), (3367, 79763), (6727, 39923), (7553, 35557), (8029, 33449), (12493, 21497), (14911, 18011)]