221309504

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{577}}^1$

素因数の和:1063

約数の個数: 56

約数和(自身を含む): 474790008

約数和(自身を除く): 253480504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 461, 577, 832, 922, 1154, 1844, 2308, 3688, 4616, 5993, 7376, 7501, 9232, 11986, 14752, 15002, 18464, 23972, 29504, 30004, 36928, 47944, 60008, 95888, 120016, 191776, 240032, 265997, 383552, 480064, 531994, 1063988, 2127976, 3457961, 4255952, 6915922, 8511904, 13831844, 17023808, 27663688, 55327376, 110654752, 221309504]

約数ペア:

[(1, 221309504), (2, 110654752), (4, 55327376), (8, 27663688), (13, 17023808), (16, 13831844), (26, 8511904), (32, 6915922), (52, 4255952), (64, 3457961), (104, 2127976), (208, 1063988), (416, 531994), (461, 480064), (577, 383552), (832, 265997), (922, 240032), (1154, 191776), (1844, 120016), (2308, 95888), (3688, 60008), (4616, 47944), (5993, 36928), (7376, 30004), (7501, 29504), (9232, 23972), (11986, 18464), (14752, 15002)]