128809772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 282352896

約数和(自身を除く): 153543124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 163, 167, 169, 182, 326, 334, 338, 364, 652, 668, 676, 1141, 1169, 1183, 2119, 2171, 2282, 2338, 2366, 4238, 4342, 4564, 4676, 4732, 8476, 8684, 14833, 15197, 27221, 27547, 28223, 29666, 30394, 54442, 55094, 56446, 59332, 60788, 108884, 110188, 112892, 190547, 192829, 197561, 353873, 381094, 385658, 395122, 707746, 762188, 771316, 790244, 1415492, 2477111, 4600349, 4954222, 9200698, 9908444, 18401396, 32202443, 64404886, 128809772]

約数ペア:

[(1, 128809772), (2, 64404886), (4, 32202443), (7, 18401396), (13, 9908444), (14, 9200698), (26, 4954222), (28, 4600349), (52, 2477111), (91, 1415492), (163, 790244), (167, 771316), (169, 762188), (182, 707746), (326, 395122), (334, 385658), (338, 381094), (364, 353873), (652, 197561), (668, 192829), (676, 190547), (1141, 112892), (1169, 110188), (1183, 108884), (2119, 60788), (2171, 59332), (2282, 56446), (2338, 55094), (2366, 54442), (4238, 30394), (4342, 29666), (4564, 28223), (4676, 27547), (4732, 27221), (8476, 15197), (8684, 14833)]