1887985065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8291}}^1$

素因数の和:8382

約数の個数: 64

約数和(自身を含む): 3438858240

約数和(自身を除く): 1550873175

約数列:

[1, 3, 5, 15, 17, 19, 47, 51, 57, 85, 95, 141, 235, 255, 285, 323, 705, 799, 893, 969, 1615, 2397, 2679, 3995, 4465, 4845, 8291, 11985, 13395, 15181, 24873, 41455, 45543, 75905, 124365, 140947, 157529, 227715, 389677, 422841, 472587, 704735, 787645, 1169031, 1948385, 2114205, 2362935, 2677993, 5845155, 6624509, 7403863, 8033979, 13389965, 19873527, 22211589, 33122545, 37019315, 40169895, 99367635, 111057945, 125865671, 377597013, 629328355, 1887985065]

約数ペア:

[(1, 1887985065), (3, 629328355), (5, 377597013), (15, 125865671), (17, 111057945), (19, 99367635), (47, 40169895), (51, 37019315), (57, 33122545), (85, 22211589), (95, 19873527), (141, 13389965), (235, 8033979), (255, 7403863), (285, 6624509), (323, 5845155), (705, 2677993), (799, 2362935), (893, 2114205), (969, 1948385), (1615, 1169031), (2397, 787645), (2679, 704735), (3995, 472587), (4465, 422841), (4845, 389677), (8291, 227715), (11985, 157529), (13395, 140947), (15181, 124365), (24873, 75905), (41455, 45543)]