75017019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 130977792

約数和(自身を除く): 55960773

約数列:

[1, 3, 7, 11, 21, 33, 37, 67, 77, 111, 131, 201, 231, 259, 393, 407, 469, 737, 777, 917, 1221, 1407, 1441, 2211, 2479, 2751, 2849, 4323, 4847, 5159, 7437, 8547, 8777, 10087, 14541, 15477, 17353, 26331, 27269, 30261, 33929, 52059, 53317, 61439, 81807, 96547, 101787, 159951, 184317, 190883, 289641, 324749, 373219, 572649, 675829, 974247, 1119657, 2027487, 2273243, 3572239, 6819729, 10716717, 25005673, 75017019]

約数ペア:

[(1, 75017019), (3, 25005673), (7, 10716717), (11, 6819729), (21, 3572239), (33, 2273243), (37, 2027487), (67, 1119657), (77, 974247), (111, 675829), (131, 572649), (201, 373219), (231, 324749), (259, 289641), (393, 190883), (407, 184317), (469, 159951), (737, 101787), (777, 96547), (917, 81807), (1221, 61439), (1407, 53317), (1441, 52059), (2211, 33929), (2479, 30261), (2751, 27269), (2849, 26331), (4323, 17353), (4847, 15477), (5159, 14541), (7437, 10087), (8547, 8777)]