28351792

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 90

約数和(自身を含む): 67718508

約数和(自身を除く): 39366716

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 43, 49, 56, 58, 86, 98, 112, 116, 172, 196, 203, 232, 301, 344, 392, 406, 464, 602, 688, 784, 812, 841, 1204, 1247, 1421, 1624, 1682, 2107, 2408, 2494, 2842, 3248, 3364, 4214, 4816, 4988, 5684, 5887, 6728, 8428, 8729, 9976, 11368, 11774, 13456, 16856, 17458, 19952, 22736, 23548, 33712, 34916, 36163, 41209, 47096, 61103, 69832, 72326, 82418, 94192, 122206, 139664, 144652, 164836, 244412, 253141, 289304, 329672, 488824, 506282, 578608, 659344, 977648, 1012564, 1771987, 2025128, 3543974, 4050256, 7087948, 14175896, 28351792]

約数ペア:

[(1, 28351792), (2, 14175896), (4, 7087948), (7, 4050256), (8, 3543974), (14, 2025128), (16, 1771987), (28, 1012564), (29, 977648), (43, 659344), (49, 578608), (56, 506282), (58, 488824), (86, 329672), (98, 289304), (112, 253141), (116, 244412), (172, 164836), (196, 144652), (203, 139664), (232, 122206), (301, 94192), (344, 82418), (392, 72326), (406, 69832), (464, 61103), (602, 47096), (688, 41209), (784, 36163), (812, 34916), (841, 33712), (1204, 23548), (1247, 22736), (1421, 19952), (1624, 17458), (1682, 16856), (2107, 13456), (2408, 11774), (2494, 11368), (2842, 9976), (3248, 8729), (3364, 8428), (4214, 6728), (4816, 5887), (4988, 5684)]