204070503

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 349332480

約数和(自身を除く): 145261977

約数列:

[1, 3, 7, 13, 21, 37, 39, 89, 91, 111, 227, 259, 267, 273, 481, 623, 681, 777, 1157, 1443, 1589, 1869, 2951, 3293, 3367, 3471, 4767, 8099, 8399, 8853, 9879, 10101, 20203, 20657, 23051, 24297, 25197, 42809, 58793, 60609, 61971, 69153, 109187, 128427, 141421, 176379, 262639, 299663, 327561, 424263, 747511, 764309, 787917, 898989, 1838473, 2242533, 2292927, 5232577, 5515419, 9717643, 15697731, 29152929, 68023501, 204070503]

約数ペア:

[(1, 204070503), (3, 68023501), (7, 29152929), (13, 15697731), (21, 9717643), (37, 5515419), (39, 5232577), (89, 2292927), (91, 2242533), (111, 1838473), (227, 898989), (259, 787917), (267, 764309), (273, 747511), (481, 424263), (623, 327561), (681, 299663), (777, 262639), (1157, 176379), (1443, 141421), (1589, 128427), (1869, 109187), (2951, 69153), (3293, 61971), (3367, 60609), (3471, 58793), (4767, 42809), (8099, 25197), (8399, 24297), (8853, 23051), (9879, 20657), (10101, 20203)]