989773568

素因数分解:

$2^8\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2311}}^1$

素因数の和:2573

約数の個数: 72

約数和(自身を含む): 2268349440

約数和(自身を除く): 1278575872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 239, 256, 448, 478, 896, 956, 1673, 1792, 1912, 2311, 3346, 3824, 4622, 6692, 7648, 9244, 13384, 15296, 16177, 18488, 26768, 30592, 32354, 36976, 53536, 61184, 64708, 73952, 107072, 129416, 147904, 214144, 258832, 295808, 428288, 517664, 552329, 591616, 1035328, 1104658, 2070656, 2209316, 3866303, 4141312, 4418632, 7732606, 8837264, 15465212, 17674528, 30930424, 35349056, 61860848, 70698112, 123721696, 141396224, 247443392, 494886784, 989773568]

約数ペア:

[(1, 989773568), (2, 494886784), (4, 247443392), (7, 141396224), (8, 123721696), (14, 70698112), (16, 61860848), (28, 35349056), (32, 30930424), (56, 17674528), (64, 15465212), (112, 8837264), (128, 7732606), (224, 4418632), (239, 4141312), (256, 3866303), (448, 2209316), (478, 2070656), (896, 1104658), (956, 1035328), (1673, 591616), (1792, 552329), (1912, 517664), (2311, 428288), (3346, 295808), (3824, 258832), (4622, 214144), (6692, 147904), (7648, 129416), (9244, 107072), (13384, 73952), (15296, 64708), (16177, 61184), (18488, 53536), (26768, 36976), (30592, 32354)]