15665936979

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{6211}}^1$

素因数の和:6472

約数の個数: 64

約数和(自身を含む): 26621153280

約数和(自身を除く): 10955216301

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 179, 183, 231, 427, 537, 671, 1253, 1281, 1969, 2013, 3759, 4697, 5907, 6211, 10919, 13783, 14091, 18633, 32757, 41349, 43477, 68321, 76433, 120109, 130431, 204963, 229299, 360327, 378871, 478247, 840763, 1111769, 1136613, 1434741, 2522289, 2652097, 3335307, 4167581, 7782383, 7956291, 12229459, 12502743, 23347149, 29173067, 36688377, 67817909, 85606213, 87519201, 203453727, 256818639, 474725363, 745996999, 1424176089, 2237990997, 5221978993, 15665936979]

約数ペア:

[(1, 15665936979), (3, 5221978993), (7, 2237990997), (11, 1424176089), (21, 745996999), (33, 474725363), (61, 256818639), (77, 203453727), (179, 87519201), (183, 85606213), (231, 67817909), (427, 36688377), (537, 29173067), (671, 23347149), (1253, 12502743), (1281, 12229459), (1969, 7956291), (2013, 7782383), (3759, 4167581), (4697, 3335307), (5907, 2652097), (6211, 2522289), (10919, 1434741), (13783, 1136613), (14091, 1111769), (18633, 840763), (32757, 478247), (41349, 378871), (43477, 360327), (68321, 229299), (76433, 204963), (120109, 130431)]