291212284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 568503936

約数和(自身を除く): 277291652

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 173, 268, 346, 571, 692, 737, 1142, 1474, 1903, 2284, 2948, 3806, 6281, 7612, 11591, 12562, 23182, 25124, 38257, 46364, 76514, 98783, 127501, 153028, 197566, 255002, 395132, 420827, 510004, 841654, 1086613, 1683308, 2173226, 4346452, 6618461, 13236922, 26473844, 72803071, 145606142, 291212284]

約数ペア:

[(1, 291212284), (2, 145606142), (4, 72803071), (11, 26473844), (22, 13236922), (44, 6618461), (67, 4346452), (134, 2173226), (173, 1683308), (268, 1086613), (346, 841654), (571, 510004), (692, 420827), (737, 395132), (1142, 255002), (1474, 197566), (1903, 153028), (2284, 127501), (2948, 98783), (3806, 76514), (6281, 46364), (7612, 38257), (11591, 25124), (12562, 23182)]