645801304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{773}}^1\times {\mathrm{6143}}^1$

素因数の和:6939

約数の個数: 32

約数和(自身を含む): 1283973120

約数和(自身を除く): 638171816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 773, 1546, 3092, 6143, 6184, 12286, 13141, 24572, 26282, 49144, 52564, 104431, 105128, 208862, 417724, 835448, 4748539, 9497078, 18994156, 37988312, 80725163, 161450326, 322900652, 645801304]

約数ペア:

[(1, 645801304), (2, 322900652), (4, 161450326), (8, 80725163), (17, 37988312), (34, 18994156), (68, 9497078), (136, 4748539), (773, 835448), (1546, 417724), (3092, 208862), (6143, 105128), (6184, 104431), (12286, 52564), (13141, 49144), (24572, 26282)]