1297555448

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1219507}}^1$

素因数の和:1219539

約数の個数: 32

約数和(自身を含む): 2926819200

約数和(自身を除く): 1629263752

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1219507, 2439014, 4878028, 8536549, 9756056, 17073098, 23170633, 34146196, 46341266, 68292392, 92682532, 162194431, 185365064, 324388862, 648777724, 1297555448]

約数ペア:

[(1, 1297555448), (2, 648777724), (4, 324388862), (7, 185365064), (8, 162194431), (14, 92682532), (19, 68292392), (28, 46341266), (38, 34146196), (56, 23170633), (76, 17073098), (133, 9756056), (152, 8536549), (266, 4878028), (532, 2439014), (1064, 1219507)]