281512998

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{22699}}^1$

素因数の和:22773

約数の個数: 48

約数和(自身を含む): 669286800

約数和(自身を除く): 387773802

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 2067, 4134, 6201, 12402, 22699, 45398, 68097, 136194, 204291, 295087, 408582, 590174, 885261, 1203047, 1770522, 2406094, 2655783, 3609141, 5311566, 7218282, 10827423, 15639611, 21654846, 31279222, 46918833, 93837666, 140756499, 281512998]

約数ペア:

[(1, 281512998), (2, 140756499), (3, 93837666), (6, 46918833), (9, 31279222), (13, 21654846), (18, 15639611), (26, 10827423), (39, 7218282), (53, 5311566), (78, 3609141), (106, 2655783), (117, 2406094), (159, 1770522), (234, 1203047), (318, 885261), (477, 590174), (689, 408582), (954, 295087), (1378, 204291), (2067, 136194), (4134, 68097), (6201, 45398), (12402, 22699)]