155230857

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 238878720

約数和(自身を除く): 83647863

約数列:

[1, 3, 9, 27, 31, 93, 191, 279, 573, 837, 971, 1719, 2913, 5157, 5921, 8739, 17763, 26217, 30101, 53289, 90303, 159867, 185461, 270909, 556383, 812727, 1669149, 5007447, 5749291, 17247873, 51743619, 155230857]

約数ペア:

[(1, 155230857), (3, 51743619), (9, 17247873), (27, 5749291), (31, 5007447), (93, 1669149), (191, 812727), (279, 556383), (573, 270909), (837, 185461), (971, 159867), (1719, 90303), (2913, 53289), (5157, 30101), (5921, 26217), (8739, 17763)]