257550552

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{511013}}^1$

素因数の和:511032

約数の個数: 48

約数和(自身を含む): 797181840

約数和(自身を除く): 539631288

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, 511013, 1022026, 1533039, 2044052, 3066078, 3577091, 4088104, 4599117, 6132156, 7154182, 9198234, 10731273, 12264312, 14308364, 18396468, 21462546, 28616728, 32193819, 36792936, 42925092, 64387638, 85850184, 128775276, 257550552]

約数ペア:

[(1, 257550552), (2, 128775276), (3, 85850184), (4, 64387638), (6, 42925092), (7, 36792936), (8, 32193819), (9, 28616728), (12, 21462546), (14, 18396468), (18, 14308364), (21, 12264312), (24, 10731273), (28, 9198234), (36, 7154182), (42, 6132156), (56, 4599117), (63, 4088104), (72, 3577091), (84, 3066078), (126, 2044052), (168, 1533039), (252, 1022026), (504, 511013)]