69890457

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 118056960

約数和(自身を除く): 48166503

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 169, 273, 329, 419, 507, 611, 987, 1183, 1257, 1833, 2933, 3549, 4277, 5447, 7943, 8799, 12831, 16341, 19693, 23829, 38129, 55601, 59079, 70811, 114387, 137851, 166803, 212433, 256009, 413553, 495677, 768027, 1487031, 1792063, 3328117, 5376189, 9984351, 23296819, 69890457]

約数ペア:

[(1, 69890457), (3, 23296819), (7, 9984351), (13, 5376189), (21, 3328117), (39, 1792063), (47, 1487031), (91, 768027), (141, 495677), (169, 413553), (273, 256009), (329, 212433), (419, 166803), (507, 137851), (611, 114387), (987, 70811), (1183, 59079), (1257, 55601), (1833, 38129), (2933, 23829), (3549, 19693), (4277, 16341), (5447, 12831), (7943, 8799)]