681385066

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 1063815120

約数和(自身を除く): 382430054

約数列:

[1, 2, 53, 73, 106, 146, 173, 346, 509, 1018, 3869, 7738, 9169, 12629, 18338, 25258, 26977, 37157, 53954, 74314, 88057, 176114, 669337, 1338674, 1969321, 3938642, 4667021, 6428161, 9334042, 12856322, 340692533, 681385066]

約数ペア:

[(1, 681385066), (2, 340692533), (53, 12856322), (73, 9334042), (106, 6428161), (146, 4667021), (173, 3938642), (346, 1969321), (509, 1338674), (1018, 669337), (3869, 176114), (7738, 88057), (9169, 74314), (12629, 53954), (18338, 37157), (25258, 26977)]