989487648

素因数分解:

$2^5\times 3^2\times {\mathrm{1231}}^1\times {\mathrm{2791}}^1$

素因数の和:4038

約数の個数: 72

約数和(自身を含む): 2817150336

約数和(自身を除く): 1827662688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1231, 2462, 2791, 3693, 4924, 5582, 7386, 8373, 9848, 11079, 11164, 14772, 16746, 19696, 22158, 22328, 25119, 29544, 33492, 39392, 44316, 44656, 50238, 59088, 66984, 88632, 89312, 100476, 118176, 133968, 177264, 200952, 267936, 354528, 401904, 803808, 3435721, 6871442, 10307163, 13742884, 20614326, 27485768, 30921489, 41228652, 54971536, 61842978, 82457304, 109943072, 123685956, 164914608, 247371912, 329829216, 494743824, 989487648]

約数ペア:

[(1, 989487648), (2, 494743824), (3, 329829216), (4, 247371912), (6, 164914608), (8, 123685956), (9, 109943072), (12, 82457304), (16, 61842978), (18, 54971536), (24, 41228652), (32, 30921489), (36, 27485768), (48, 20614326), (72, 13742884), (96, 10307163), (144, 6871442), (288, 3435721), (1231, 803808), (2462, 401904), (2791, 354528), (3693, 267936), (4924, 200952), (5582, 177264), (7386, 133968), (8373, 118176), (9848, 100476), (11079, 89312), (11164, 88632), (14772, 66984), (16746, 59088), (19696, 50238), (22158, 44656), (22328, 44316), (25119, 39392), (29544, 33492)]