128454687

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1039}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 201344000

約数和(自身を除く): 72889313

約数列:

[1, 3, 9, 19, 27, 57, 171, 241, 513, 723, 1039, 2169, 3117, 4579, 6507, 9351, 13737, 19741, 28053, 41211, 59223, 123633, 177669, 250399, 533007, 751197, 2253591, 4757581, 6760773, 14272743, 42818229, 128454687]

約数ペア:

[(1, 128454687), (3, 42818229), (9, 14272743), (19, 6760773), (27, 4757581), (57, 2253591), (171, 751197), (241, 533007), (513, 250399), (723, 177669), (1039, 123633), (2169, 59223), (3117, 41211), (4579, 28053), (6507, 19741), (9351, 13737)]