30138399

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 48874320

約数和(自身を除く): 18735921

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 387, 459, 509, 731, 1161, 1377, 1527, 2193, 3483, 4581, 6579, 8653, 13743, 19737, 21887, 25959, 41229, 59211, 65661, 77877, 196983, 233631, 372079, 590949, 700893, 1116237, 1772847, 3348711, 10046133, 30138399]

約数ペア:

[(1, 30138399), (3, 10046133), (9, 3348711), (17, 1772847), (27, 1116237), (43, 700893), (51, 590949), (81, 372079), (129, 233631), (153, 196983), (387, 77877), (459, 65661), (509, 59211), (731, 41229), (1161, 25959), (1377, 21887), (1527, 19737), (2193, 13743), (3483, 8653), (4581, 6579)]