639097302

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1261

約数の個数: 64

約数和(自身を含む): 1378713600

約数和(自身を除く): 739616298

約数列:

[1, 2, 3, 6, 29, 31, 58, 62, 87, 93, 109, 174, 186, 218, 327, 654, 899, 1087, 1798, 2174, 2697, 3161, 3261, 3379, 5394, 6322, 6522, 6758, 9483, 10137, 18966, 20274, 31523, 33697, 63046, 67394, 94569, 97991, 101091, 118483, 189138, 195982, 202182, 236966, 293973, 355449, 587946, 710898, 977213, 1954426, 2931639, 3436007, 3672973, 5863278, 6872014, 7345946, 10308021, 11018919, 20616042, 22037838, 106516217, 213032434, 319548651, 639097302]

約数ペア:

[(1, 639097302), (2, 319548651), (3, 213032434), (6, 106516217), (29, 22037838), (31, 20616042), (58, 11018919), (62, 10308021), (87, 7345946), (93, 6872014), (109, 5863278), (174, 3672973), (186, 3436007), (218, 2931639), (327, 1954426), (654, 977213), (899, 710898), (1087, 587946), (1798, 355449), (2174, 293973), (2697, 236966), (3161, 202182), (3261, 195982), (3379, 189138), (5394, 118483), (6322, 101091), (6522, 97991), (6758, 94569), (9483, 67394), (10137, 63046), (18966, 33697), (20274, 31523)]