217625688

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{431797}}^1$

素因数の和:431816

約数の個数: 48

約数和(自身を含む): 673604880

約数和(自身を除く): 455979192

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, 431797, 863594, 1295391, 1727188, 2590782, 3022579, 3454376, 3886173, 5181564, 6045158, 7772346, 9067737, 10363128, 12090316, 15544692, 18135474, 24180632, 27203211, 31089384, 36270948, 54406422, 72541896, 108812844, 217625688]

約数ペア:

[(1, 217625688), (2, 108812844), (3, 72541896), (4, 54406422), (6, 36270948), (7, 31089384), (8, 27203211), (9, 24180632), (12, 18135474), (14, 15544692), (18, 12090316), (21, 10363128), (24, 9067737), (28, 7772346), (36, 6045158), (42, 5181564), (56, 3886173), (63, 3454376), (72, 3022579), (84, 2590782), (126, 1727188), (168, 1295391), (252, 863594), (504, 431797)]