278340376

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{27901}}^1$

素因数の和:27979

約数の個数: 32

約数和(自身を含む): 552459600

約数和(自身を除く): 274119224

約数列:

[1, 2, 4, 8, 29, 43, 58, 86, 116, 172, 232, 344, 1247, 2494, 4988, 9976, 27901, 55802, 111604, 223208, 809129, 1199743, 1618258, 2399486, 3236516, 4798972, 6473032, 9597944, 34792547, 69585094, 139170188, 278340376]

約数ペア:

[(1, 278340376), (2, 139170188), (4, 69585094), (8, 34792547), (29, 9597944), (43, 6473032), (58, 4798972), (86, 3236516), (116, 2399486), (172, 1618258), (232, 1199743), (344, 809129), (1247, 223208), (2494, 111604), (4988, 55802), (9976, 27901)]