438396972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2810237}}^1$

素因数の和:2810257

約数の個数: 24

約数和(自身を含む): 1101613296

約数和(自身を除く): 663216324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2810237, 5620474, 8430711, 11240948, 16861422, 33722844, 36533081, 73066162, 109599243, 146132324, 219198486, 438396972]

約数ペア:

[(1, 438396972), (2, 219198486), (3, 146132324), (4, 109599243), (6, 73066162), (12, 36533081), (13, 33722844), (26, 16861422), (39, 11240948), (52, 8430711), (78, 5620474), (156, 2810237)]