28614285

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 60821280

約数和(自身を除く): 32206995

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 665, 683, 735, 855, 931, 1197, 1995, 2049, 2205, 2793, 3415, 4655, 4781, 5985, 6147, 8379, 10245, 12977, 13965, 14343, 23905, 30735, 33467, 38931, 41895, 43029, 64885, 71715, 90839, 100401, 116793, 167335, 194655, 215145, 272517, 301203, 454195, 502005, 583965, 635873, 817551, 1362585, 1506015, 1907619, 3179365, 4087755, 5722857, 9538095, 28614285]

約数ペア:

[(1, 28614285), (3, 9538095), (5, 5722857), (7, 4087755), (9, 3179365), (15, 1907619), (19, 1506015), (21, 1362585), (35, 817551), (45, 635873), (49, 583965), (57, 502005), (63, 454195), (95, 301203), (105, 272517), (133, 215145), (147, 194655), (171, 167335), (245, 116793), (285, 100401), (315, 90839), (399, 71715), (441, 64885), (665, 43029), (683, 41895), (735, 38931), (855, 33467), (931, 30735), (1197, 23905), (1995, 14343), (2049, 13965), (2205, 12977), (2793, 10245), (3415, 8379), (4655, 6147), (4781, 5985)]