221005616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3461}}^1$

素因数の和:3789

約数の個数: 40

約数和(自身を含む): 462772464

約数和(自身を除く): 241766848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 1228, 2456, 3461, 3991, 4912, 6922, 7982, 13844, 15964, 27688, 31928, 44993, 55376, 63856, 89986, 179972, 359944, 719888, 1062527, 2125054, 4250108, 8500216, 13812851, 17000432, 27625702, 55251404, 110502808, 221005616]

約数ペア:

[(1, 221005616), (2, 110502808), (4, 55251404), (8, 27625702), (13, 17000432), (16, 13812851), (26, 8500216), (52, 4250108), (104, 2125054), (208, 1062527), (307, 719888), (614, 359944), (1228, 179972), (2456, 89986), (3461, 63856), (3991, 55376), (4912, 44993), (6922, 31928), (7982, 27688), (13844, 15964)]