172565619

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 260131200

約数和(自身を除く): 87565581

約数列:

[1, 3, 19, 23, 57, 59, 69, 97, 177, 291, 437, 529, 1121, 1311, 1357, 1587, 1843, 2231, 3363, 4071, 5529, 5723, 6693, 10051, 17169, 25783, 30153, 31211, 42389, 51313, 77349, 93633, 108737, 127167, 131629, 153939, 326211, 394887, 593009, 974947, 1779027, 2500951, 2924841, 3027467, 7502853, 9082401, 57521873, 172565619]

約数ペア:

[(1, 172565619), (3, 57521873), (19, 9082401), (23, 7502853), (57, 3027467), (59, 2924841), (69, 2500951), (97, 1779027), (177, 974947), (291, 593009), (437, 394887), (529, 326211), (1121, 153939), (1311, 131629), (1357, 127167), (1587, 108737), (1843, 93633), (2231, 77349), (3363, 51313), (4071, 42389), (5529, 31211), (5723, 30153), (6693, 25783), (10051, 17169)]