493781519

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 664957440

約数和(自身を除く): 171175921

約数列:

[1, 7, 11, 19, 61, 77, 121, 133, 209, 427, 503, 671, 847, 1159, 1463, 2299, 3521, 4697, 5533, 7381, 8113, 9557, 12749, 16093, 30683, 38731, 51667, 60863, 66899, 89243, 105127, 140239, 214781, 337513, 426041, 582977, 735889, 981673, 1156397, 2362591, 3712643, 4080839, 6412747, 8094779, 25988501, 44889229, 70540217, 493781519]

約数ペア:

[(1, 493781519), (7, 70540217), (11, 44889229), (19, 25988501), (61, 8094779), (77, 6412747), (121, 4080839), (133, 3712643), (209, 2362591), (427, 1156397), (503, 981673), (671, 735889), (847, 582977), (1159, 426041), (1463, 337513), (2299, 214781), (3521, 140239), (4697, 105127), (5533, 89243), (7381, 66899), (8113, 60863), (9557, 51667), (12749, 38731), (16093, 30683)]