551407168

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21379}}^1$

素因数の和:21435

約数の個数: 56

約数和(自身を含む): 1216436480

約数和(自身を除く): 665029312

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1984, 3224, 6448, 12896, 21379, 25792, 42758, 85516, 171032, 277927, 342064, 555854, 662749, 684128, 1111708, 1325498, 1368256, 2223416, 2650996, 4446832, 5301992, 8615737, 8893664, 10603984, 17231474, 17787328, 21207968, 34462948, 42415936, 68925896, 137851792, 275703584, 551407168]

約数ペア:

[(1, 551407168), (2, 275703584), (4, 137851792), (8, 68925896), (13, 42415936), (16, 34462948), (26, 21207968), (31, 17787328), (32, 17231474), (52, 10603984), (62, 8893664), (64, 8615737), (104, 5301992), (124, 4446832), (208, 2650996), (248, 2223416), (403, 1368256), (416, 1325498), (496, 1111708), (806, 684128), (832, 662749), (992, 555854), (1612, 342064), (1984, 277927), (3224, 171032), (6448, 85516), (12896, 42758), (21379, 25792)]