1289596490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{9511}}^1$

素因数の和:9687

約数の個数: 64

約数和(自身を含む): 2876428800

約数和(自身を除く): 1586832310

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 298, 455, 745, 910, 1043, 1490, 1937, 2086, 3874, 5215, 9511, 9685, 10430, 13559, 19022, 19370, 27118, 47555, 66577, 67795, 95110, 123643, 133154, 135590, 247286, 332885, 618215, 665770, 865501, 1236430, 1417139, 1731002, 2834278, 4327505, 7085695, 8655010, 9919973, 14171390, 18422807, 19839946, 36845614, 49599865, 92114035, 99199730, 128959649, 184228070, 257919298, 644798245, 1289596490]

約数ペア:

[(1, 1289596490), (2, 644798245), (5, 257919298), (7, 184228070), (10, 128959649), (13, 99199730), (14, 92114035), (26, 49599865), (35, 36845614), (65, 19839946), (70, 18422807), (91, 14171390), (130, 9919973), (149, 8655010), (182, 7085695), (298, 4327505), (455, 2834278), (745, 1731002), (910, 1417139), (1043, 1236430), (1490, 865501), (1937, 665770), (2086, 618215), (3874, 332885), (5215, 247286), (9511, 135590), (9685, 133154), (10430, 123643), (13559, 95110), (19022, 67795), (19370, 66577), (27118, 47555)]