27930938

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 49889280

約数和(自身を除く): 21958342

約数列:

[1, 2, 7, 14, 31, 62, 139, 217, 278, 434, 463, 926, 973, 1946, 3241, 4309, 6482, 8618, 14353, 28706, 30163, 60326, 64357, 100471, 128714, 200942, 450499, 900998, 1995067, 3990134, 13965469, 27930938]

約数ペア:

[(1, 27930938), (2, 13965469), (7, 3990134), (14, 1995067), (31, 900998), (62, 450499), (139, 200942), (217, 128714), (278, 100471), (434, 64357), (463, 60326), (926, 30163), (973, 28706), (1946, 14353), (3241, 8618), (4309, 6482)]