66902667

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 43412853

約数列:

[1, 3, 13, 17, 19, 39, 47, 51, 57, 113, 141, 221, 247, 323, 339, 611, 663, 741, 799, 893, 969, 1469, 1833, 1921, 2147, 2397, 2679, 4199, 4407, 5311, 5763, 6441, 10387, 11609, 12597, 15181, 15933, 24973, 27911, 31161, 34827, 36499, 45543, 69043, 74919, 83733, 90287, 100909, 109497, 197353, 207129, 270861, 302727, 474487, 592059, 1173731, 1311817, 1423461, 1715453, 3521193, 3935451, 5146359, 22300889, 66902667]

約数ペア:

[(1, 66902667), (3, 22300889), (13, 5146359), (17, 3935451), (19, 3521193), (39, 1715453), (47, 1423461), (51, 1311817), (57, 1173731), (113, 592059), (141, 474487), (221, 302727), (247, 270861), (323, 207129), (339, 197353), (611, 109497), (663, 100909), (741, 90287), (799, 83733), (893, 74919), (969, 69043), (1469, 45543), (1833, 36499), (1921, 34827), (2147, 31161), (2397, 27911), (2679, 24973), (4199, 15933), (4407, 15181), (5311, 12597), (5763, 11609), (6441, 10387)]