641058858

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1592

約数の個数: 96

約数和(自身を含む): 1587216384

約数和(自身を除く): 946157526

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 71, 93, 99, 142, 186, 198, 213, 279, 341, 426, 558, 639, 682, 781, 1023, 1278, 1471, 1562, 2046, 2201, 2343, 2942, 3069, 4402, 4413, 4686, 6138, 6603, 7029, 8826, 13206, 13239, 14058, 16181, 19809, 24211, 26478, 32362, 39618, 45601, 48422, 48543, 72633, 91202, 97086, 104441, 136803, 145266, 145629, 208882, 217899, 273606, 291258, 313323, 410409, 435798, 501611, 626646, 820818, 939969, 1003222, 1148851, 1504833, 1879938, 2297702, 3009666, 3237671, 3446553, 4514499, 6475342, 6893106, 9028998, 9713013, 10339659, 19426026, 20679318, 29139039, 35614381, 58278078, 71228762, 106843143, 213686286, 320529429, 641058858]

約数ペア:

[(1, 641058858), (2, 320529429), (3, 213686286), (6, 106843143), (9, 71228762), (11, 58278078), (18, 35614381), (22, 29139039), (31, 20679318), (33, 19426026), (62, 10339659), (66, 9713013), (71, 9028998), (93, 6893106), (99, 6475342), (142, 4514499), (186, 3446553), (198, 3237671), (213, 3009666), (279, 2297702), (341, 1879938), (426, 1504833), (558, 1148851), (639, 1003222), (682, 939969), (781, 820818), (1023, 626646), (1278, 501611), (1471, 435798), (1562, 410409), (2046, 313323), (2201, 291258), (2343, 273606), (2942, 217899), (3069, 208882), (4402, 145629), (4413, 145266), (4686, 136803), (6138, 104441), (6603, 97086), (7029, 91202), (8826, 72633), (13206, 48543), (13239, 48422), (14058, 45601), (16181, 39618), (19809, 32362), (24211, 26478)]