42989996

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 89268480

約数和(自身を除く): 46278484

約数列:

[1, 2, 4, 7, 14, 28, 53, 59, 106, 118, 212, 236, 371, 413, 491, 742, 826, 982, 1484, 1652, 1964, 3127, 3437, 6254, 6874, 12508, 13748, 21889, 26023, 28969, 43778, 52046, 57938, 87556, 104092, 115876, 182161, 202783, 364322, 405566, 728644, 811132, 1535357, 3070714, 6141428, 10747499, 21494998, 42989996]

約数ペア:

[(1, 42989996), (2, 21494998), (4, 10747499), (7, 6141428), (14, 3070714), (28, 1535357), (53, 811132), (59, 728644), (106, 405566), (118, 364322), (212, 202783), (236, 182161), (371, 115876), (413, 104092), (491, 87556), (742, 57938), (826, 52046), (982, 43778), (1484, 28969), (1652, 26023), (1964, 21889), (3127, 13748), (3437, 12508), (6254, 6874)]