1637544961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 1961850240

約数和(自身を除く): 324305279

約数列:

[1, 13, 23, 31, 41, 139, 299, 403, 533, 713, 943, 961, 1271, 1807, 3197, 4309, 5699, 9269, 12259, 12493, 16523, 22103, 29233, 39401, 41561, 56017, 74087, 99107, 131077, 133579, 176669, 287339, 380029, 512213, 906223, 1288391, 1704001, 1736527, 2296697, 3072317, 4063387, 5476739, 11780899, 39940121, 52824031, 71197607, 125964997, 1637544961]

約数ペア:

[(1, 1637544961), (13, 125964997), (23, 71197607), (31, 52824031), (41, 39940121), (139, 11780899), (299, 5476739), (403, 4063387), (533, 3072317), (713, 2296697), (943, 1736527), (961, 1704001), (1271, 1288391), (1807, 906223), (3197, 512213), (4309, 380029), (5699, 287339), (9269, 176669), (12259, 133579), (12493, 131077), (16523, 99107), (22103, 74087), (29233, 56017), (39401, 41561)]