1490828355

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139787}}^1$

素因数の和:139880

約数の個数: 32

約数和(自身を含む): 2683929600

約数和(自身を除く): 1193101245

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 3555, 10665, 139787, 419361, 698935, 1258083, 2096805, 3774249, 6290415, 11043173, 18871245, 33129519, 55215865, 99388557, 165647595, 298165671, 496942785, 1490828355]

約数ペア:

[(1, 1490828355), (3, 496942785), (5, 298165671), (9, 165647595), (15, 99388557), (27, 55215865), (45, 33129519), (79, 18871245), (135, 11043173), (237, 6290415), (395, 3774249), (711, 2096805), (1185, 1258083), (2133, 698935), (3555, 419361), (10665, 139787)]