15738970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 31358880

約数和(自身を除く): 15619910

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 139, 169, 278, 335, 338, 670, 695, 845, 871, 1390, 1690, 1742, 1807, 3614, 4355, 8710, 9035, 9313, 11323, 18070, 18626, 22646, 23491, 46565, 46982, 56615, 93130, 113230, 117455, 121069, 234910, 242138, 605345, 1210690, 1573897, 3147794, 7869485, 15738970]

約数ペア:

[(1, 15738970), (2, 7869485), (5, 3147794), (10, 1573897), (13, 1210690), (26, 605345), (65, 242138), (67, 234910), (130, 121069), (134, 117455), (139, 113230), (169, 93130), (278, 56615), (335, 46982), (338, 46565), (670, 23491), (695, 22646), (845, 18626), (871, 18070), (1390, 11323), (1690, 9313), (1742, 9035), (1807, 8710), (3614, 4355)]