258045178

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 413157888

約数和(自身を除く): 155112710

約数列:

[1, 2, 31, 37, 62, 74, 197, 394, 571, 1142, 1147, 2294, 6107, 7289, 12214, 14578, 17701, 21127, 35402, 42254, 112487, 224974, 225959, 451918, 654937, 1309874, 3487097, 4162019, 6974194, 8324038, 129022589, 258045178]

約数ペア:

[(1, 258045178), (2, 129022589), (31, 8324038), (37, 6974194), (62, 4162019), (74, 3487097), (197, 1309874), (394, 654937), (571, 451918), (1142, 225959), (1147, 224974), (2294, 112487), (6107, 42254), (7289, 35402), (12214, 21127), (14578, 17701)]