64920506

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 113877120

約数和(自身を除く): 48956614

約数列:

[1, 2, 7, 14, 73, 139, 146, 278, 457, 511, 914, 973, 1022, 1946, 3199, 6398, 10147, 20294, 33361, 63523, 66722, 71029, 127046, 142058, 233527, 444661, 467054, 889322, 4637179, 9274358, 32460253, 64920506]

約数ペア:

[(1, 64920506), (2, 32460253), (7, 9274358), (14, 4637179), (73, 889322), (139, 467054), (146, 444661), (278, 233527), (457, 142058), (511, 127046), (914, 71029), (973, 66722), (1022, 63523), (1946, 33361), (3199, 20294), (6398, 10147)]