51315516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{757}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 148992480

約数和(自身を除く): 97676964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 269, 538, 757, 807, 1076, 1514, 1614, 1883, 2271, 2421, 3028, 3228, 3766, 4542, 4842, 5299, 5649, 6813, 7532, 9084, 9684, 10598, 11298, 13626, 15897, 16947, 21196, 22596, 27252, 31794, 33894, 47691, 63588, 67788, 95382, 190764, 203633, 407266, 610899, 814532, 1221798, 1425431, 1832697, 2443596, 2850862, 3665394, 4276293, 5701724, 7330788, 8552586, 12828879, 17105172, 25657758, 51315516]

約数ペア:

[(1, 51315516), (2, 25657758), (3, 17105172), (4, 12828879), (6, 8552586), (7, 7330788), (9, 5701724), (12, 4276293), (14, 3665394), (18, 2850862), (21, 2443596), (28, 1832697), (36, 1425431), (42, 1221798), (63, 814532), (84, 610899), (126, 407266), (252, 203633), (269, 190764), (538, 95382), (757, 67788), (807, 63588), (1076, 47691), (1514, 33894), (1614, 31794), (1883, 27252), (2271, 22596), (2421, 21196), (3028, 16947), (3228, 15897), (3766, 13626), (4542, 11298), (4842, 10598), (5299, 9684), (5649, 9084), (6813, 7532)]