30387455

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 43473408

約数和(自身を除く): 13085953

約数列:

[1, 5, 7, 35, 43, 61, 215, 301, 305, 331, 427, 1505, 1655, 2135, 2317, 2623, 11585, 13115, 14233, 18361, 20191, 71165, 91805, 99631, 100955, 141337, 498155, 706685, 868213, 4341065, 6077491, 30387455]

約数ペア:

[(1, 30387455), (5, 6077491), (7, 4341065), (35, 868213), (43, 706685), (61, 498155), (215, 141337), (301, 100955), (305, 99631), (331, 91805), (427, 71165), (1505, 20191), (1655, 18361), (2135, 14233), (2317, 13115), (2623, 11585)]