1900736415

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{1657}}^1$

素因数の和:1993

約数の個数: 64

約数和(自身を含む): 3509654400

約数和(自身を除く): 1608917985

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 293, 435, 783, 879, 1305, 1465, 1657, 2637, 3915, 4395, 4971, 7911, 8285, 8497, 13185, 14913, 24855, 25491, 39555, 42485, 44739, 48053, 74565, 76473, 127455, 144159, 223695, 229419, 240265, 382365, 432477, 485501, 720795, 1147095, 1297431, 1456503, 2162385, 2427505, 4369509, 6487155, 7282515, 13108527, 14079529, 21847545, 42238587, 65542635, 70397645, 126715761, 211192935, 380147283, 633578805, 1900736415]

約数ペア:

[(1, 1900736415), (3, 633578805), (5, 380147283), (9, 211192935), (15, 126715761), (27, 70397645), (29, 65542635), (45, 42238587), (87, 21847545), (135, 14079529), (145, 13108527), (261, 7282515), (293, 6487155), (435, 4369509), (783, 2427505), (879, 2162385), (1305, 1456503), (1465, 1297431), (1657, 1147095), (2637, 720795), (3915, 485501), (4395, 432477), (4971, 382365), (7911, 240265), (8285, 229419), (8497, 223695), (13185, 144159), (14913, 127455), (24855, 76473), (25491, 74565), (39555, 48053), (42485, 44739)]