30780776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6883}}^1$

素因数の和:6945

約数の個数: 32

約数和(自身を含む): 63608160

約数和(自身を除く): 32827384

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 6883, 13766, 27532, 55064, 89479, 178958, 295969, 357916, 591938, 715832, 1183876, 2367752, 3847597, 7695194, 15390388, 30780776]

約数ペア:

[(1, 30780776), (2, 15390388), (4, 7695194), (8, 3847597), (13, 2367752), (26, 1183876), (43, 715832), (52, 591938), (86, 357916), (104, 295969), (172, 178958), (344, 89479), (559, 55064), (1118, 27532), (2236, 13766), (4472, 6883)]