51484965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 100362240

約数和(自身を除く): 48877275

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 131, 133, 197, 285, 393, 399, 591, 655, 665, 917, 985, 1379, 1965, 1995, 2489, 2751, 2955, 3743, 4137, 4585, 6895, 7467, 11229, 12445, 13755, 17423, 18715, 20685, 25807, 26201, 37335, 52269, 56145, 77421, 78603, 87115, 129035, 131005, 180649, 261345, 387105, 393015, 490333, 541947, 903245, 1470999, 2451665, 2709735, 3432331, 7354995, 10296993, 17161655, 51484965]

約数ペア:

[(1, 51484965), (3, 17161655), (5, 10296993), (7, 7354995), (15, 3432331), (19, 2709735), (21, 2451665), (35, 1470999), (57, 903245), (95, 541947), (105, 490333), (131, 393015), (133, 387105), (197, 261345), (285, 180649), (393, 131005), (399, 129035), (591, 87115), (655, 78603), (665, 77421), (917, 56145), (985, 52269), (1379, 37335), (1965, 26201), (1995, 25807), (2489, 20685), (2751, 18715), (2955, 17423), (3743, 13755), (4137, 12445), (4585, 11229), (6895, 7467)]