71643285

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 150961536

約数和(自身を除く): 79318251

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 81, 105, 111, 135, 185, 189, 259, 315, 333, 405, 555, 567, 683, 777, 945, 999, 1295, 1665, 2049, 2331, 2835, 2997, 3415, 3885, 4781, 4995, 6147, 6993, 10245, 11655, 14343, 14985, 18441, 20979, 23905, 25271, 30735, 34965, 43029, 55323, 71715, 75813, 92205, 104895, 126355, 129087, 176897, 215145, 227439, 276615, 379065, 387261, 530691, 645435, 682317, 884485, 1137195, 1592073, 1936305, 2046951, 2653455, 3411585, 4776219, 7960365, 10234755, 14328657, 23881095, 71643285]

約数ペア:

[(1, 71643285), (3, 23881095), (5, 14328657), (7, 10234755), (9, 7960365), (15, 4776219), (21, 3411585), (27, 2653455), (35, 2046951), (37, 1936305), (45, 1592073), (63, 1137195), (81, 884485), (105, 682317), (111, 645435), (135, 530691), (185, 387261), (189, 379065), (259, 276615), (315, 227439), (333, 215145), (405, 176897), (555, 129087), (567, 126355), (683, 104895), (777, 92205), (945, 75813), (999, 71715), (1295, 55323), (1665, 43029), (2049, 34965), (2331, 30735), (2835, 25271), (2997, 23905), (3415, 20979), (3885, 18441), (4781, 14985), (4995, 14343), (6147, 11655), (6993, 10245)]