248432884

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 514855936

約数和(自身を除く): 266423052

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 433, 434, 661, 866, 868, 1322, 1732, 2644, 3031, 4627, 6062, 9254, 12124, 13423, 18508, 20491, 26846, 40982, 53692, 81964, 93961, 143437, 187922, 286213, 286874, 375844, 572426, 573748, 1144852, 2003491, 4006982, 8013964, 8872603, 17745206, 35490412, 62108221, 124216442, 248432884]

約数ペア:

[(1, 248432884), (2, 124216442), (4, 62108221), (7, 35490412), (14, 17745206), (28, 8872603), (31, 8013964), (62, 4006982), (124, 2003491), (217, 1144852), (433, 573748), (434, 572426), (661, 375844), (866, 286874), (868, 286213), (1322, 187922), (1732, 143437), (2644, 93961), (3031, 81964), (4627, 53692), (6062, 40982), (9254, 26846), (12124, 20491), (13423, 18508)]