28716688

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 75731264

約数和(自身を除く): 47014576

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 121, 143, 154, 163, 176, 182, 208, 242, 286, 308, 326, 364, 484, 572, 616, 652, 728, 847, 968, 1001, 1141, 1144, 1232, 1304, 1456, 1573, 1694, 1793, 1936, 2002, 2119, 2282, 2288, 2608, 3146, 3388, 3586, 4004, 4238, 4564, 6292, 6776, 7172, 8008, 8476, 9128, 11011, 12551, 12584, 13552, 14344, 14833, 16016, 16952, 18256, 19723, 22022, 23309, 25102, 25168, 28688, 29666, 33904, 39446, 44044, 46618, 50204, 59332, 78892, 88088, 93236, 100408, 118664, 138061, 157784, 163163, 176176, 186472, 200816, 237328, 256399, 276122, 315568, 326326, 372944, 512798, 552244, 652652, 1025596, 1104488, 1305304, 1794793, 2051192, 2208976, 2610608, 3589586, 4102384, 7179172, 14358344, 28716688]

約数ペア:

[(1, 28716688), (2, 14358344), (4, 7179172), (7, 4102384), (8, 3589586), (11, 2610608), (13, 2208976), (14, 2051192), (16, 1794793), (22, 1305304), (26, 1104488), (28, 1025596), (44, 652652), (52, 552244), (56, 512798), (77, 372944), (88, 326326), (91, 315568), (104, 276122), (112, 256399), (121, 237328), (143, 200816), (154, 186472), (163, 176176), (176, 163163), (182, 157784), (208, 138061), (242, 118664), (286, 100408), (308, 93236), (326, 88088), (364, 78892), (484, 59332), (572, 50204), (616, 46618), (652, 44044), (728, 39446), (847, 33904), (968, 29666), (1001, 28688), (1141, 25168), (1144, 25102), (1232, 23309), (1304, 22022), (1456, 19723), (1573, 18256), (1694, 16952), (1793, 16016), (1936, 14833), (2002, 14344), (2119, 13552), (2282, 12584), (2288, 12551), (2608, 11011), (3146, 9128), (3388, 8476), (3586, 8008), (4004, 7172), (4238, 6776), (4564, 6292)]