642178078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 1020856320

約数和(自身を除く): 378678242

約数列:

[1, 2, 23, 46, 109, 211, 218, 422, 607, 1214, 2507, 4853, 5014, 9706, 13961, 22999, 27922, 45998, 66163, 128077, 132326, 256154, 528977, 1057954, 1521749, 2945771, 3043498, 5891542, 13960393, 27920786, 321089039, 642178078]

約数ペア:

[(1, 642178078), (2, 321089039), (23, 27920786), (46, 13960393), (109, 5891542), (211, 3043498), (218, 2945771), (422, 1521749), (607, 1057954), (1214, 528977), (2507, 256154), (4853, 132326), (5014, 128077), (9706, 66163), (13961, 45998), (22999, 27922)]