248796735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1400

約数の個数: 64

約数和(自身を含む): 464970240

約数和(自身を除く): 216173505

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 61, 95, 165, 183, 209, 285, 305, 627, 671, 915, 1045, 1159, 1301, 2013, 3135, 3355, 3477, 3903, 5795, 6505, 10065, 12749, 14311, 17385, 19515, 24719, 38247, 42933, 63745, 71555, 74157, 79361, 123595, 191235, 214665, 238083, 271909, 370785, 396805, 815727, 872971, 1190415, 1359545, 1507859, 2618913, 4078635, 4364855, 4523577, 7539295, 13094565, 16586449, 22617885, 49759347, 82932245, 248796735]

約数ペア:

[(1, 248796735), (3, 82932245), (5, 49759347), (11, 22617885), (15, 16586449), (19, 13094565), (33, 7539295), (55, 4523577), (57, 4364855), (61, 4078635), (95, 2618913), (165, 1507859), (183, 1359545), (209, 1190415), (285, 872971), (305, 815727), (627, 396805), (671, 370785), (915, 271909), (1045, 238083), (1159, 214665), (1301, 191235), (2013, 123595), (3135, 79361), (3355, 74157), (3477, 71555), (3903, 63745), (5795, 42933), (6505, 38247), (10065, 24719), (12749, 19515), (14311, 17385)]