61300239

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 111283200

約数和(自身を除く): 49982961

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 137, 143, 149, 231, 273, 411, 429, 447, 959, 1001, 1043, 1507, 1639, 1781, 1937, 2877, 3003, 3129, 4521, 4917, 5343, 5811, 10549, 11473, 12467, 13559, 19591, 20413, 21307, 31647, 34419, 37401, 40677, 58773, 61239, 63921, 137137, 142891, 149149, 224543, 265369, 411411, 428673, 447447, 673629, 796107, 1571801, 1857583, 2919059, 4715403, 5572749, 8757177, 20433413, 61300239]

約数ペア:

[(1, 61300239), (3, 20433413), (7, 8757177), (11, 5572749), (13, 4715403), (21, 2919059), (33, 1857583), (39, 1571801), (77, 796107), (91, 673629), (137, 447447), (143, 428673), (149, 411411), (231, 265369), (273, 224543), (411, 149149), (429, 142891), (447, 137137), (959, 63921), (1001, 61239), (1043, 58773), (1507, 40677), (1639, 37401), (1781, 34419), (1937, 31647), (2877, 21307), (3003, 20413), (3129, 19591), (4521, 13559), (4917, 12467), (5343, 11473), (5811, 10549)]