77563521

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2595

約数の個数: 48

約数和(自身を含む): 139536000

約数和(自身を除く): 61972479

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 441, 483, 621, 1127, 1323, 1449, 2549, 3381, 4347, 7647, 10143, 17843, 22941, 30429, 53529, 58627, 68823, 124901, 160587, 175881, 374703, 410389, 481761, 527643, 1124109, 1231167, 1582929, 2872723, 3372327, 3693501, 8618169, 11080503, 25854507, 77563521]

約数ペア:

[(1, 77563521), (3, 25854507), (7, 11080503), (9, 8618169), (21, 3693501), (23, 3372327), (27, 2872723), (49, 1582929), (63, 1231167), (69, 1124109), (147, 527643), (161, 481761), (189, 410389), (207, 374703), (441, 175881), (483, 160587), (621, 124901), (1127, 68823), (1323, 58627), (1449, 53529), (2549, 30429), (3381, 22941), (4347, 17843), (7647, 10143)]