123878916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{163861}}^1$

素因数の和:163881

約数の個数: 48

約数和(自身を含む): 367050880

約数和(自身を除く): 243171964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 163861, 327722, 491583, 655444, 983166, 1147027, 1474749, 1966332, 2294054, 2949498, 3441081, 4424247, 4588108, 5898996, 6882162, 8848494, 10323243, 13764324, 17696988, 20646486, 30969729, 41292972, 61939458, 123878916]

約数ペア:

[(1, 123878916), (2, 61939458), (3, 41292972), (4, 30969729), (6, 20646486), (7, 17696988), (9, 13764324), (12, 10323243), (14, 8848494), (18, 6882162), (21, 5898996), (27, 4588108), (28, 4424247), (36, 3441081), (42, 2949498), (54, 2294054), (63, 1966332), (84, 1474749), (108, 1147027), (126, 983166), (189, 655444), (252, 491583), (378, 327722), (756, 163861)]