15406976

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 33929280

約数和(自身を除く): 18522304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 197, 208, 376, 394, 416, 611, 752, 788, 832, 1222, 1504, 1576, 1664, 2444, 2561, 3008, 3152, 4888, 5122, 6016, 6304, 9259, 9776, 10244, 12608, 18518, 19552, 20488, 25216, 37036, 39104, 40976, 74072, 78208, 81952, 120367, 148144, 163904, 240734, 296288, 327808, 481468, 592576, 962936, 1185152, 1925872, 3851744, 7703488, 15406976]

約数ペア:

[(1, 15406976), (2, 7703488), (4, 3851744), (8, 1925872), (13, 1185152), (16, 962936), (26, 592576), (32, 481468), (47, 327808), (52, 296288), (64, 240734), (94, 163904), (104, 148144), (128, 120367), (188, 81952), (197, 78208), (208, 74072), (376, 40976), (394, 39104), (416, 37036), (611, 25216), (752, 20488), (788, 19552), (832, 18518), (1222, 12608), (1504, 10244), (1576, 9776), (1664, 9259), (2444, 6304), (2561, 6016), (3008, 5122), (3152, 4888)]