81478845

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:743

約数の個数: 64

約数和(自身を含む): 166932480

約数和(自身を除く): 85453635

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 151, 189, 315, 453, 571, 755, 945, 1057, 1359, 1713, 2265, 2855, 3171, 3997, 4077, 5139, 5285, 6795, 8565, 9513, 11991, 15417, 15855, 19985, 20385, 25695, 28539, 35973, 47565, 59955, 77085, 86221, 107919, 142695, 179865, 258663, 431105, 539595, 603547, 775989, 1293315, 1810641, 2327967, 3017735, 3879945, 5431923, 9053205, 11639835, 16295769, 27159615, 81478845]

約数ペア:

[(1, 81478845), (3, 27159615), (5, 16295769), (7, 11639835), (9, 9053205), (15, 5431923), (21, 3879945), (27, 3017735), (35, 2327967), (45, 1810641), (63, 1293315), (105, 775989), (135, 603547), (151, 539595), (189, 431105), (315, 258663), (453, 179865), (571, 142695), (755, 107919), (945, 86221), (1057, 77085), (1359, 59955), (1713, 47565), (2265, 35973), (2855, 28539), (3171, 25695), (3997, 20385), (4077, 19985), (5139, 15855), (5285, 15417), (6795, 11991), (8565, 9513)]