215518926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{31481}}^1$

素因数の和:31656

約数の個数: 32

約数和(自身を含む): 495652608

約数和(自身を除く): 280133682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3423, 6846, 31481, 62962, 94443, 188886, 220367, 440734, 661101, 1322202, 5131403, 10262806, 15394209, 30788418, 35919821, 71839642, 107759463, 215518926]

約数ペア:

[(1, 215518926), (2, 107759463), (3, 71839642), (6, 35919821), (7, 30788418), (14, 15394209), (21, 10262806), (42, 5131403), (163, 1322202), (326, 661101), (489, 440734), (978, 220367), (1141, 188886), (2282, 94443), (3423, 62962), (6846, 31481)]