30857805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 65370240

約数和(自身を除く): 34512435

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 45, 51, 55, 57, 85, 95, 99, 153, 165, 171, 187, 193, 209, 255, 285, 323, 495, 561, 579, 627, 765, 855, 935, 965, 969, 1045, 1615, 1683, 1737, 1881, 2123, 2805, 2895, 2907, 3135, 3281, 3553, 3667, 4845, 6369, 8415, 8685, 9405, 9843, 10615, 10659, 11001, 14535, 16405, 17765, 18335, 19107, 29529, 31845, 31977, 33003, 36091, 40337, 49215, 53295, 55005, 62339, 95535, 108273, 121011, 147645, 159885, 165015, 180455, 187017, 201685, 311695, 324819, 363033, 541365, 561051, 605055, 685729, 935085, 1624095, 1815165, 2057187, 2805255, 3428645, 6171561, 10285935, 30857805]

約数ペア:

[(1, 30857805), (3, 10285935), (5, 6171561), (9, 3428645), (11, 2805255), (15, 2057187), (17, 1815165), (19, 1624095), (33, 935085), (45, 685729), (51, 605055), (55, 561051), (57, 541365), (85, 363033), (95, 324819), (99, 311695), (153, 201685), (165, 187017), (171, 180455), (187, 165015), (193, 159885), (209, 147645), (255, 121011), (285, 108273), (323, 95535), (495, 62339), (561, 55005), (579, 53295), (627, 49215), (765, 40337), (855, 36091), (935, 33003), (965, 31977), (969, 31845), (1045, 29529), (1615, 19107), (1683, 18335), (1737, 17765), (1881, 16405), (2123, 14535), (2805, 11001), (2895, 10659), (2907, 10615), (3135, 9843), (3281, 9405), (3553, 8685), (3667, 8415), (4845, 6369)]