28487536

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1262

約数の個数: 80

約数和(自身を含む): 72495360

約数和(自身を除く): 44007824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1217, 1232, 1463, 1672, 2128, 2434, 2926, 3344, 4868, 5852, 8519, 9736, 11704, 13387, 17038, 19472, 23123, 23408, 26774, 34076, 46246, 53548, 68152, 92492, 93709, 107096, 136304, 161861, 184984, 187418, 214192, 254353, 323722, 369968, 374836, 508706, 647444, 749672, 1017412, 1294888, 1499344, 1780471, 2034824, 2589776, 3560942, 4069648, 7121884, 14243768, 28487536]

約数ペア:

[(1, 28487536), (2, 14243768), (4, 7121884), (7, 4069648), (8, 3560942), (11, 2589776), (14, 2034824), (16, 1780471), (19, 1499344), (22, 1294888), (28, 1017412), (38, 749672), (44, 647444), (56, 508706), (76, 374836), (77, 369968), (88, 323722), (112, 254353), (133, 214192), (152, 187418), (154, 184984), (176, 161861), (209, 136304), (266, 107096), (304, 93709), (308, 92492), (418, 68152), (532, 53548), (616, 46246), (836, 34076), (1064, 26774), (1217, 23408), (1232, 23123), (1463, 19472), (1672, 17038), (2128, 13387), (2434, 11704), (2926, 9736), (3344, 8519), (4868, 5852)]