74927385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 140684544

約数和(自身を除く): 65757159

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 263, 487, 585, 789, 1315, 1461, 2367, 2435, 3419, 3945, 4383, 6331, 7305, 10257, 11835, 17095, 18993, 21915, 30771, 31655, 51285, 56979, 94965, 128081, 153855, 284895, 384243, 640405, 1152729, 1665053, 1921215, 4995159, 5763645, 8325265, 14985477, 24975795, 74927385]

約数ペア:

[(1, 74927385), (3, 24975795), (5, 14985477), (9, 8325265), (13, 5763645), (15, 4995159), (39, 1921215), (45, 1665053), (65, 1152729), (117, 640405), (195, 384243), (263, 284895), (487, 153855), (585, 128081), (789, 94965), (1315, 56979), (1461, 51285), (2367, 31655), (2435, 30771), (3419, 21915), (3945, 18993), (4383, 17095), (6331, 11835), (7305, 10257)]