198523136

素因数分解:

$2^8\times 7^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:959

約数の個数: 72

約数和(自身を含む): 456711360

約数和(自身を除く): 258188224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 448, 556, 797, 896, 973, 1112, 1594, 1792, 1946, 2224, 3188, 3892, 4448, 5579, 6376, 7784, 8896, 11158, 12752, 15568, 17792, 22316, 25504, 31136, 35584, 44632, 51008, 62272, 89264, 102016, 110783, 124544, 178528, 204032, 221566, 249088, 357056, 443132, 714112, 775481, 886264, 1428224, 1550962, 1772528, 3101924, 3545056, 6203848, 7090112, 12407696, 14180224, 24815392, 28360448, 49630784, 99261568, 198523136]

約数ペア:

[(1, 198523136), (2, 99261568), (4, 49630784), (7, 28360448), (8, 24815392), (14, 14180224), (16, 12407696), (28, 7090112), (32, 6203848), (56, 3545056), (64, 3101924), (112, 1772528), (128, 1550962), (139, 1428224), (224, 886264), (256, 775481), (278, 714112), (448, 443132), (556, 357056), (797, 249088), (896, 221566), (973, 204032), (1112, 178528), (1594, 124544), (1792, 110783), (1946, 102016), (2224, 89264), (3188, 62272), (3892, 51008), (4448, 44632), (5579, 35584), (6376, 31136), (7784, 25504), (8896, 22316), (11158, 17792), (12752, 15568)]