15708433916

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{919}}^1\times {\mathrm{2357}}^1$

素因数の和:3331

約数の個数: 72

約数和(自身を含む): 32891836320

約数和(自身を除く): 17183402404

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 919, 1036, 1813, 1838, 2357, 3626, 3676, 4714, 6433, 7252, 9428, 12866, 16499, 25732, 32998, 34003, 45031, 65996, 68006, 87209, 90062, 115493, 136012, 174418, 180124, 230986, 238021, 348836, 461972, 476042, 610463, 952084, 1220926, 1666147, 2166083, 2441852, 3332294, 4273241, 4332166, 6664588, 8546482, 8664332, 15162581, 17092964, 30325162, 60650324, 80145071, 106138067, 160290142, 212276134, 320580284, 424552268, 561015497, 1122030994, 2244061988, 3927108479, 7854216958, 15708433916]

約数ペア:

[(1, 15708433916), (2, 7854216958), (4, 3927108479), (7, 2244061988), (14, 1122030994), (28, 561015497), (37, 424552268), (49, 320580284), (74, 212276134), (98, 160290142), (148, 106138067), (196, 80145071), (259, 60650324), (518, 30325162), (919, 17092964), (1036, 15162581), (1813, 8664332), (1838, 8546482), (2357, 6664588), (3626, 4332166), (3676, 4273241), (4714, 3332294), (6433, 2441852), (7252, 2166083), (9428, 1666147), (12866, 1220926), (16499, 952084), (25732, 610463), (32998, 476042), (34003, 461972), (45031, 348836), (65996, 238021), (68006, 230986), (87209, 180124), (90062, 174418), (115493, 136012)]