815804536682

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{757}}^1\times {\mathrm{21023}}^1$

素因数の和:21891

約数の個数: 48

約数和(自身を含む): 1311484856832

約数和(自身を除く): 495680320150

約数列:

[1, 2, 19, 38, 71, 142, 361, 722, 757, 1349, 1514, 2698, 14383, 21023, 25631, 28766, 42046, 51262, 53747, 107494, 273277, 399437, 546554, 798874, 1021193, 1492633, 2042386, 2985266, 7589303, 15178606, 15914411, 19402667, 28360027, 31828822, 38805334, 56720054, 302373809, 538840513, 604747618, 1077681026, 1129923181, 2259846362, 5745102371, 11490204742, 21468540439, 42937080878, 407902268341, 815804536682]

約数ペア:

[(1, 815804536682), (2, 407902268341), (19, 42937080878), (38, 21468540439), (71, 11490204742), (142, 5745102371), (361, 2259846362), (722, 1129923181), (757, 1077681026), (1349, 604747618), (1514, 538840513), (2698, 302373809), (14383, 56720054), (21023, 38805334), (25631, 31828822), (28766, 28360027), (42046, 19402667), (51262, 15914411), (53747, 15178606), (107494, 7589303), (273277, 2985266), (399437, 2042386), (546554, 1492633), (798874, 1021193)]