678901477318

素因数分解:

$2^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1\times {\mathrm{1091}}^1\times {\mathrm{3187}}^1$

素因数の和:4932

約数の個数: 32

約数和(自身を含む): 1026425312640

約数和(自身を除く): 347523835322

約数列:

[1, 2, 233, 419, 466, 838, 1091, 2182, 3187, 6374, 97627, 195254, 254203, 457129, 508406, 742571, 914258, 1335353, 1485142, 2670706, 3477017, 6954034, 106511057, 213022114, 311137249, 622274498, 810144961, 1456870123, 1620289922, 2913740246, 339450738659, 678901477318]

約数ペア:

[(1, 678901477318), (2, 339450738659), (233, 2913740246), (419, 1620289922), (466, 1456870123), (838, 810144961), (1091, 622274498), (2182, 311137249), (3187, 213022114), (6374, 106511057), (97627, 6954034), (195254, 3477017), (254203, 2670706), (457129, 1485142), (508406, 1335353), (742571, 914258)]