248306838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 64

約数和(自身を含む): 557985792

約数和(自身を除く): 309678954

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 103, 186, 206, 309, 403, 618, 806, 997, 1209, 1339, 1994, 2418, 2678, 2991, 3193, 4017, 5982, 6386, 8034, 9579, 12961, 19158, 25922, 30907, 38883, 41509, 61814, 77766, 83018, 92721, 102691, 124527, 185442, 205382, 249054, 308073, 401791, 616146, 803582, 1205373, 1334983, 2410746, 2669966, 3183421, 4004949, 6366842, 8009898, 9550263, 19100526, 41384473, 82768946, 124153419, 248306838]

約数ペア:

[(1, 248306838), (2, 124153419), (3, 82768946), (6, 41384473), (13, 19100526), (26, 9550263), (31, 8009898), (39, 6366842), (62, 4004949), (78, 3183421), (93, 2669966), (103, 2410746), (186, 1334983), (206, 1205373), (309, 803582), (403, 616146), (618, 401791), (806, 308073), (997, 249054), (1209, 205382), (1339, 185442), (1994, 124527), (2418, 102691), (2678, 92721), (2991, 83018), (3193, 77766), (4017, 61814), (5982, 41509), (6386, 38883), (8034, 30907), (9579, 25922), (12961, 19158)]