28377272

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6581}}^1$

素因数の和:6612

約数の個数: 48

約数和(自身を含む): 67531320

約数和(自身を除く): 39154048

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 6581, 13162, 26324, 46067, 52648, 72391, 92134, 144782, 184268, 289564, 322469, 368536, 506737, 579128, 644938, 1013474, 1289876, 2026948, 2579752, 3547159, 4053896, 7094318, 14188636, 28377272]

約数ペア:

[(1, 28377272), (2, 14188636), (4, 7094318), (7, 4053896), (8, 3547159), (11, 2579752), (14, 2026948), (22, 1289876), (28, 1013474), (44, 644938), (49, 579128), (56, 506737), (77, 368536), (88, 322469), (98, 289564), (154, 184268), (196, 144782), (308, 92134), (392, 72391), (539, 52648), (616, 46067), (1078, 26324), (2156, 13162), (4312, 6581)]