1618787718

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{9133}}^1$

素因数の和:9413

約数の個数: 48

約数和(自身を含む): 3605007120

約数和(自身を除く): 1986219402

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 229, 258, 387, 458, 687, 774, 1374, 2061, 4122, 9133, 9847, 18266, 19694, 27399, 29541, 54798, 59082, 82197, 88623, 164394, 177246, 392719, 785438, 1178157, 2091457, 2356314, 3534471, 4182914, 6274371, 7068942, 12548742, 18823113, 37646226, 89932651, 179865302, 269797953, 539595906, 809393859, 1618787718]

約数ペア:

[(1, 1618787718), (2, 809393859), (3, 539595906), (6, 269797953), (9, 179865302), (18, 89932651), (43, 37646226), (86, 18823113), (129, 12548742), (229, 7068942), (258, 6274371), (387, 4182914), (458, 3534471), (687, 2356314), (774, 2091457), (1374, 1178157), (2061, 785438), (4122, 392719), (9133, 177246), (9847, 164394), (18266, 88623), (19694, 82197), (27399, 59082), (29541, 54798)]