242566785

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 449280000

約数和(自身を除く): 206713215

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 149, 155, 279, 389, 447, 465, 745, 837, 1167, 1341, 1395, 1945, 2235, 3501, 4023, 4185, 4619, 5835, 6705, 10503, 12059, 13857, 17505, 20115, 23095, 36177, 41571, 52515, 57961, 60295, 69285, 108531, 124713, 173883, 180885, 207855, 289805, 325593, 521649, 542655, 623565, 869415, 1564947, 1627965, 1796791, 2608245, 5390373, 7824735, 8983955, 16171119, 26951865, 48513357, 80855595, 242566785]

約数ペア:

[(1, 242566785), (3, 80855595), (5, 48513357), (9, 26951865), (15, 16171119), (27, 8983955), (31, 7824735), (45, 5390373), (93, 2608245), (135, 1796791), (149, 1627965), (155, 1564947), (279, 869415), (389, 623565), (447, 542655), (465, 521649), (745, 325593), (837, 289805), (1167, 207855), (1341, 180885), (1395, 173883), (1945, 124713), (2235, 108531), (3501, 69285), (4023, 60295), (4185, 57961), (4619, 52515), (5835, 41571), (6705, 36177), (10503, 23095), (12059, 20115), (13857, 17505)]