258187356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21799}}^1$

素因数の和:21863

約数の個数: 72

約数和(自身を含む): 761779200

約数和(自身を除く): 503591844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 21799, 43598, 65397, 87196, 130794, 152593, 196191, 261588, 305186, 392382, 457779, 610372, 784764, 915558, 1024553, 1373337, 1831116, 2049106, 2746674, 3073659, 4098212, 5493348, 6147318, 7171871, 9220977, 12294636, 14343742, 18441954, 21515613, 28687484, 36883908, 43031226, 64546839, 86062452, 129093678, 258187356]

約数ペア:

[(1, 258187356), (2, 129093678), (3, 86062452), (4, 64546839), (6, 43031226), (7, 36883908), (9, 28687484), (12, 21515613), (14, 18441954), (18, 14343742), (21, 12294636), (28, 9220977), (36, 7171871), (42, 6147318), (47, 5493348), (63, 4098212), (84, 3073659), (94, 2746674), (126, 2049106), (141, 1831116), (188, 1373337), (252, 1024553), (282, 915558), (329, 784764), (423, 610372), (564, 457779), (658, 392382), (846, 305186), (987, 261588), (1316, 196191), (1692, 152593), (1974, 130794), (2961, 87196), (3948, 65397), (5922, 43598), (11844, 21799)]