128573928

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255107}}^1$

素因数の和:255126

約数の個数: 48

約数和(自身を含む): 397968480

約数和(自身を除く): 269394552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255107, 510214, 765321, 1020428, 1530642, 1785749, 2040856, 2295963, 3061284, 3571498, 4591926, 5357247, 6122568, 7142996, 9183852, 10714494, 14285992, 16071741, 18367704, 21428988, 32143482, 42857976, 64286964, 128573928]

約数ペア:

[(1, 128573928), (2, 64286964), (3, 42857976), (4, 32143482), (6, 21428988), (7, 18367704), (8, 16071741), (9, 14285992), (12, 10714494), (14, 9183852), (18, 7142996), (21, 6122568), (24, 5357247), (28, 4591926), (36, 3571498), (42, 3061284), (56, 2295963), (63, 2040856), (72, 1785749), (84, 1530642), (126, 1020428), (168, 765321), (252, 510214), (504, 255107)]