678490077

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{677}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 983740032

約数和(自身を除く): 305249955

約数列:

[1, 3, 17, 43, 51, 129, 457, 677, 731, 1371, 2031, 2193, 7769, 11509, 19651, 23307, 29111, 34527, 58953, 87333, 309389, 334067, 494887, 928167, 1002201, 1484661, 5259613, 13303727, 15778839, 39911181, 226163359, 678490077]

約数ペア:

[(1, 678490077), (3, 226163359), (17, 39911181), (43, 15778839), (51, 13303727), (129, 5259613), (457, 1484661), (677, 1002201), (731, 928167), (1371, 494887), (2031, 334067), (2193, 309389), (7769, 87333), (11509, 58953), (19651, 34527), (23307, 29111)]