55880139

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 93571200

約数和(自身を除く): 37691061

約数列:

[1, 3, 7, 17, 21, 49, 51, 59, 119, 147, 177, 357, 379, 413, 833, 1003, 1137, 1239, 2499, 2653, 2891, 3009, 6443, 7021, 7959, 8673, 18571, 19329, 21063, 22361, 45101, 49147, 55713, 67083, 135303, 147441, 156527, 315707, 380137, 469581, 947121, 1095689, 1140411, 2660959, 3287067, 7982877, 18626713, 55880139]

約数ペア:

[(1, 55880139), (3, 18626713), (7, 7982877), (17, 3287067), (21, 2660959), (49, 1140411), (51, 1095689), (59, 947121), (119, 469581), (147, 380137), (177, 315707), (357, 156527), (379, 147441), (413, 135303), (833, 67083), (1003, 55713), (1137, 49147), (1239, 45101), (2499, 22361), (2653, 21063), (2891, 19329), (3009, 18571), (6443, 8673), (7021, 7959)]