209378092

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21929}}^1$

素因数の和:21982

約数の個数: 48

約数和(自身を含む): 471582720

約数和(自身を除く): 262204628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 21929, 43858, 87716, 153503, 241219, 307006, 482438, 614012, 679799, 964876, 1359598, 1688533, 2719196, 3377066, 4758593, 6754132, 7477789, 9517186, 14955578, 19034372, 29911156, 52344523, 104689046, 209378092]

約数ペア:

[(1, 209378092), (2, 104689046), (4, 52344523), (7, 29911156), (11, 19034372), (14, 14955578), (22, 9517186), (28, 7477789), (31, 6754132), (44, 4758593), (62, 3377066), (77, 2719196), (124, 1688533), (154, 1359598), (217, 964876), (308, 679799), (341, 614012), (434, 482438), (682, 307006), (868, 241219), (1364, 153503), (2387, 87716), (4774, 43858), (9548, 21929)]