631255462

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 979776000

約数和(自身を除く): 348520538

約数列:

[1, 2, 71, 89, 142, 178, 199, 251, 398, 502, 6319, 12638, 14129, 17711, 17821, 22339, 28258, 35422, 35642, 44678, 49949, 99898, 1257481, 1586069, 2514962, 3172138, 3546379, 4445461, 7092758, 8890922, 315627731, 631255462]

約数ペア:

[(1, 631255462), (2, 315627731), (71, 8890922), (89, 7092758), (142, 4445461), (178, 3546379), (199, 3172138), (251, 2514962), (398, 1586069), (502, 1257481), (6319, 99898), (12638, 49949), (14129, 44678), (17711, 35642), (17821, 35422), (22339, 28258)]