28505624

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 65356800

約数和(自身を除く): 36851176

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 367, 511, 532, 584, 734, 1022, 1064, 1387, 1468, 2044, 2569, 2774, 2936, 4088, 5138, 5548, 6973, 9709, 10276, 11096, 13946, 19418, 20552, 26791, 27892, 38836, 48811, 53582, 55784, 77672, 97622, 107164, 187537, 195244, 214328, 375074, 390488, 509029, 750148, 1018058, 1500296, 2036116, 3563203, 4072232, 7126406, 14252812, 28505624]

約数ペア:

[(1, 28505624), (2, 14252812), (4, 7126406), (7, 4072232), (8, 3563203), (14, 2036116), (19, 1500296), (28, 1018058), (38, 750148), (56, 509029), (73, 390488), (76, 375074), (133, 214328), (146, 195244), (152, 187537), (266, 107164), (292, 97622), (367, 77672), (511, 55784), (532, 53582), (584, 48811), (734, 38836), (1022, 27892), (1064, 26791), (1387, 20552), (1468, 19418), (2044, 13946), (2569, 11096), (2774, 10276), (2936, 9709), (4088, 6973), (5138, 5548)]