257021748

素因数分解:

$2^2\times 3^4\times {\mathrm{349}}^1\times {\mathrm{2273}}^1$

素因数の和:2638

約数の個数: 60

約数和(自身を含む): 674127300

約数和(自身を除く): 417105552

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 349, 698, 1047, 1396, 2094, 2273, 3141, 4188, 4546, 6282, 6819, 9092, 9423, 12564, 13638, 18846, 20457, 27276, 28269, 37692, 40914, 56538, 61371, 81828, 113076, 122742, 184113, 245484, 368226, 736452, 793277, 1586554, 2379831, 3173108, 4759662, 7139493, 9519324, 14278986, 21418479, 28557972, 42836958, 64255437, 85673916, 128510874, 257021748]

約数ペア:

[(1, 257021748), (2, 128510874), (3, 85673916), (4, 64255437), (6, 42836958), (9, 28557972), (12, 21418479), (18, 14278986), (27, 9519324), (36, 7139493), (54, 4759662), (81, 3173108), (108, 2379831), (162, 1586554), (324, 793277), (349, 736452), (698, 368226), (1047, 245484), (1396, 184113), (2094, 122742), (2273, 113076), (3141, 81828), (4188, 61371), (4546, 56538), (6282, 40914), (6819, 37692), (9092, 28269), (9423, 27276), (12564, 20457), (13638, 18846)]