289386074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{953}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 468452160

約数和(自身を除く): 179066086

約数列:

[1, 2, 19, 38, 61, 122, 131, 262, 953, 1159, 1906, 2318, 2489, 4978, 7991, 15982, 18107, 36214, 58133, 116266, 124843, 151829, 249686, 303658, 1104527, 2209054, 2372017, 4744034, 7615423, 15230846, 144693037, 289386074]

約数ペア:

[(1, 289386074), (2, 144693037), (19, 15230846), (38, 7615423), (61, 4744034), (122, 2372017), (131, 2209054), (262, 1104527), (953, 303658), (1159, 249686), (1906, 151829), (2318, 124843), (2489, 116266), (4978, 58133), (7991, 36214), (15982, 18107)]