247888524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:4007

約数の個数: 72

約数和(自身を含む): 646689792

約数和(自身を除く): 398801268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 338, 372, 403, 507, 676, 806, 1014, 1209, 1612, 2028, 2418, 3943, 4836, 5239, 7886, 10478, 11829, 15717, 15772, 20956, 23658, 31434, 47316, 51259, 62868, 102518, 122233, 153777, 205036, 244466, 307554, 366699, 488932, 615108, 666367, 733398, 1332734, 1466796, 1589029, 1999101, 2665468, 3178058, 3998202, 4767087, 6356116, 7996404, 9534174, 19068348, 20657377, 41314754, 61972131, 82629508, 123944262, 247888524]

約数ペア:

[(1, 247888524), (2, 123944262), (3, 82629508), (4, 61972131), (6, 41314754), (12, 20657377), (13, 19068348), (26, 9534174), (31, 7996404), (39, 6356116), (52, 4767087), (62, 3998202), (78, 3178058), (93, 2665468), (124, 1999101), (156, 1589029), (169, 1466796), (186, 1332734), (338, 733398), (372, 666367), (403, 615108), (507, 488932), (676, 366699), (806, 307554), (1014, 244466), (1209, 205036), (1612, 153777), (2028, 122233), (2418, 102518), (3943, 62868), (4836, 51259), (5239, 47316), (7886, 31434), (10478, 23658), (11829, 20956), (15717, 15772)]