1408870274

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1831}}^1$

素因数の和:1971

約数の個数: 64

約数和(自身を含む): 2649687552

約数和(自身を除く): 1240817278

約数列:

[1, 2, 7, 14, 17, 34, 53, 61, 106, 119, 122, 238, 371, 427, 742, 854, 901, 1037, 1802, 1831, 2074, 3233, 3662, 6307, 6466, 7259, 12614, 12817, 14518, 22631, 25634, 31127, 45262, 54961, 62254, 97043, 109922, 111691, 194086, 217889, 223382, 384727, 435778, 679301, 769454, 781837, 1358602, 1563674, 1649731, 1898747, 3299462, 3797494, 5919623, 11548117, 11839246, 13291229, 23096234, 26582458, 41437361, 82874722, 100633591, 201267182, 704435137, 1408870274]

約数ペア:

[(1, 1408870274), (2, 704435137), (7, 201267182), (14, 100633591), (17, 82874722), (34, 41437361), (53, 26582458), (61, 23096234), (106, 13291229), (119, 11839246), (122, 11548117), (238, 5919623), (371, 3797494), (427, 3299462), (742, 1898747), (854, 1649731), (901, 1563674), (1037, 1358602), (1802, 781837), (1831, 769454), (2074, 679301), (3233, 435778), (3662, 384727), (6307, 223382), (6466, 217889), (7259, 194086), (12614, 111691), (12817, 109922), (14518, 97043), (22631, 62254), (25634, 54961), (31127, 45262)]