493752886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 875888640

約数和(自身を除く): 382135754

約数列:

[1, 2, 11, 19, 22, 38, 71, 127, 131, 142, 209, 254, 262, 418, 781, 1349, 1397, 1441, 1562, 2413, 2489, 2698, 2794, 2882, 4826, 4978, 9017, 9301, 14839, 16637, 18034, 18602, 26543, 27379, 29678, 33274, 53086, 54758, 99187, 102311, 171323, 176719, 183007, 198374, 204622, 316103, 342646, 353438, 366014, 632206, 1181227, 1884553, 1943909, 2362454, 3477133, 3769106, 3887818, 6954266, 12993497, 22443313, 25986994, 44886626, 246876443, 493752886]

約数ペア:

[(1, 493752886), (2, 246876443), (11, 44886626), (19, 25986994), (22, 22443313), (38, 12993497), (71, 6954266), (127, 3887818), (131, 3769106), (142, 3477133), (209, 2362454), (254, 1943909), (262, 1884553), (418, 1181227), (781, 632206), (1349, 366014), (1397, 353438), (1441, 342646), (1562, 316103), (2413, 204622), (2489, 198374), (2698, 183007), (2794, 176719), (2882, 171323), (4826, 102311), (4978, 99187), (9017, 54758), (9301, 53086), (14839, 33274), (16637, 29678), (18034, 27379), (18602, 26543)]