253945216

素因数分解:

$2^7\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2199

約数の個数: 64

約数和(自身を含む): 582624000

約数和(自身を除く): 328678784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 278, 448, 556, 896, 973, 1112, 1946, 2039, 2224, 3892, 4078, 4448, 7784, 8156, 8896, 14273, 15568, 16312, 17792, 28546, 31136, 32624, 57092, 62272, 65248, 114184, 124544, 130496, 228368, 260992, 283421, 456736, 566842, 913472, 1133684, 1826944, 1983947, 2267368, 3967894, 4534736, 7935788, 9069472, 15871576, 18138944, 31743152, 36277888, 63486304, 126972608, 253945216]

約数ペア:

[(1, 253945216), (2, 126972608), (4, 63486304), (7, 36277888), (8, 31743152), (14, 18138944), (16, 15871576), (28, 9069472), (32, 7935788), (56, 4534736), (64, 3967894), (112, 2267368), (128, 1983947), (139, 1826944), (224, 1133684), (278, 913472), (448, 566842), (556, 456736), (896, 283421), (973, 260992), (1112, 228368), (1946, 130496), (2039, 124544), (2224, 114184), (3892, 65248), (4078, 62272), (4448, 57092), (7784, 32624), (8156, 31136), (8896, 28546), (14273, 17792), (15568, 16312)]