208575848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 436907520

約数和(自身を除く): 228331672

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 71, 94, 104, 142, 188, 284, 376, 568, 601, 611, 923, 1202, 1222, 1846, 2404, 2444, 3337, 3692, 4808, 4888, 6674, 7384, 7813, 13348, 15626, 26696, 28247, 31252, 42671, 43381, 56494, 62504, 85342, 86762, 112988, 170684, 173524, 225976, 341368, 347048, 367211, 554723, 734422, 1109446, 1468844, 2005537, 2218892, 2937688, 4011074, 4437784, 8022148, 16044296, 26071981, 52143962, 104287924, 208575848]

約数ペア:

[(1, 208575848), (2, 104287924), (4, 52143962), (8, 26071981), (13, 16044296), (26, 8022148), (47, 4437784), (52, 4011074), (71, 2937688), (94, 2218892), (104, 2005537), (142, 1468844), (188, 1109446), (284, 734422), (376, 554723), (568, 367211), (601, 347048), (611, 341368), (923, 225976), (1202, 173524), (1222, 170684), (1846, 112988), (2404, 86762), (2444, 85342), (3337, 62504), (3692, 56494), (4808, 43381), (4888, 42671), (6674, 31252), (7384, 28247), (7813, 26696), (13348, 15626)]