172931988

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 434649600

約数和(自身を除く): 261717612

約数列:

[1, 2, 3, 4, 6, 12, 29, 47, 58, 87, 94, 97, 109, 116, 141, 174, 188, 194, 218, 282, 291, 327, 348, 388, 436, 564, 582, 654, 1164, 1308, 1363, 2726, 2813, 3161, 4089, 4559, 5123, 5452, 5626, 6322, 8178, 8439, 9118, 9483, 10246, 10573, 11252, 12644, 13677, 15369, 16356, 16878, 18236, 18966, 20492, 21146, 27354, 30738, 31719, 33756, 37932, 42292, 54708, 61476, 63438, 126876, 132211, 148567, 264422, 297134, 306617, 396633, 445701, 496931, 528844, 594268, 613234, 793266, 891402, 919851, 993862, 1226468, 1490793, 1586532, 1782804, 1839702, 1987724, 2981586, 3679404, 5963172, 14410999, 28821998, 43232997, 57643996, 86465994, 172931988]

約数ペア:

[(1, 172931988), (2, 86465994), (3, 57643996), (4, 43232997), (6, 28821998), (12, 14410999), (29, 5963172), (47, 3679404), (58, 2981586), (87, 1987724), (94, 1839702), (97, 1782804), (109, 1586532), (116, 1490793), (141, 1226468), (174, 993862), (188, 919851), (194, 891402), (218, 793266), (282, 613234), (291, 594268), (327, 528844), (348, 496931), (388, 445701), (436, 396633), (564, 306617), (582, 297134), (654, 264422), (1164, 148567), (1308, 132211), (1363, 126876), (2726, 63438), (2813, 61476), (3161, 54708), (4089, 42292), (4559, 37932), (5123, 33756), (5452, 31719), (5626, 30738), (6322, 27354), (8178, 21146), (8439, 20492), (9118, 18966), (9483, 18236), (10246, 16878), (10573, 16356), (11252, 15369), (12644, 13677)]