211253648

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{1283}}^1$

素因数の和:1583

約数の個数: 40

約数和(自身を含む): 421285536

約数和(自身を除く): 210031888

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 251, 328, 502, 656, 1004, 1283, 2008, 2566, 4016, 5132, 10264, 10291, 20528, 20582, 41164, 52603, 82328, 105206, 164656, 210412, 322033, 420824, 644066, 841648, 1288132, 2576264, 5152528, 13203353, 26406706, 52813412, 105626824, 211253648]

約数ペア:

[(1, 211253648), (2, 105626824), (4, 52813412), (8, 26406706), (16, 13203353), (41, 5152528), (82, 2576264), (164, 1288132), (251, 841648), (328, 644066), (502, 420824), (656, 322033), (1004, 210412), (1283, 164656), (2008, 105206), (2566, 82328), (4016, 52603), (5132, 41164), (10264, 20582), (10291, 20528)]