318528028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{839}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 703836000

約数和(自身を除く): 385307972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 149, 182, 196, 298, 364, 596, 637, 839, 1043, 1274, 1678, 1937, 2086, 2548, 3356, 3874, 4172, 5873, 7301, 7748, 10907, 11746, 13559, 14602, 21814, 23492, 27118, 29204, 41111, 43628, 54236, 76349, 82222, 94913, 125011, 152698, 164444, 189826, 250022, 305396, 379652, 500044, 534443, 875077, 1068886, 1625143, 1750154, 2137772, 3250286, 3500308, 6125539, 6500572, 11376001, 12251078, 22752002, 24502156, 45504004, 79632007, 159264014, 318528028]

約数ペア:

[(1, 318528028), (2, 159264014), (4, 79632007), (7, 45504004), (13, 24502156), (14, 22752002), (26, 12251078), (28, 11376001), (49, 6500572), (52, 6125539), (91, 3500308), (98, 3250286), (149, 2137772), (182, 1750154), (196, 1625143), (298, 1068886), (364, 875077), (596, 534443), (637, 500044), (839, 379652), (1043, 305396), (1274, 250022), (1678, 189826), (1937, 164444), (2086, 152698), (2548, 125011), (3356, 94913), (3874, 82222), (4172, 76349), (5873, 54236), (7301, 43628), (7748, 41111), (10907, 29204), (11746, 27118), (13559, 23492), (14602, 21814)]