51286586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 95800320

約数和(自身を除く): 44513734

約数列:

[1, 2, 13, 17, 19, 26, 31, 34, 38, 62, 197, 221, 247, 323, 394, 403, 442, 494, 527, 589, 646, 806, 1054, 1178, 2561, 3349, 3743, 4199, 5122, 6107, 6698, 6851, 7486, 7657, 8398, 10013, 12214, 13702, 15314, 20026, 43537, 48659, 63631, 79391, 87074, 97318, 103819, 116033, 127262, 130169, 158782, 207638, 232066, 260338, 827203, 1349647, 1508429, 1654406, 1972561, 2699294, 3016858, 3945122, 25643293, 51286586]

約数ペア:

[(1, 51286586), (2, 25643293), (13, 3945122), (17, 3016858), (19, 2699294), (26, 1972561), (31, 1654406), (34, 1508429), (38, 1349647), (62, 827203), (197, 260338), (221, 232066), (247, 207638), (323, 158782), (394, 130169), (403, 127262), (442, 116033), (494, 103819), (527, 97318), (589, 87074), (646, 79391), (806, 63631), (1054, 48659), (1178, 43537), (2561, 20026), (3349, 15314), (3743, 13702), (4199, 12214), (5122, 10013), (6107, 8398), (6698, 7657), (6851, 7486)]