28389344

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 60011280

約数和(自身を除く): 31621936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 76, 106, 152, 212, 304, 424, 608, 848, 881, 1007, 1696, 1762, 2014, 3524, 4028, 7048, 8056, 14096, 16112, 16739, 28192, 32224, 33478, 46693, 66956, 93386, 133912, 186772, 267824, 373544, 535648, 747088, 887167, 1494176, 1774334, 3548668, 7097336, 14194672, 28389344]

約数ペア:

[(1, 28389344), (2, 14194672), (4, 7097336), (8, 3548668), (16, 1774334), (19, 1494176), (32, 887167), (38, 747088), (53, 535648), (76, 373544), (106, 267824), (152, 186772), (212, 133912), (304, 93386), (424, 66956), (608, 46693), (848, 33478), (881, 32224), (1007, 28192), (1696, 16739), (1762, 16112), (2014, 14096), (3524, 8056), (4028, 7048)]