28805364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 83877248

約数和(自身を除く): 55071884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 252, 302, 453, 604, 757, 906, 1057, 1359, 1514, 1812, 2114, 2271, 2718, 3028, 3171, 4228, 4542, 5299, 5436, 6342, 6813, 9084, 9513, 10598, 12684, 13626, 15897, 19026, 21196, 27252, 31794, 38052, 47691, 63588, 95382, 114307, 190764, 228614, 342921, 457228, 685842, 800149, 1028763, 1371684, 1600298, 2057526, 2400447, 3200596, 4115052, 4800894, 7201341, 9601788, 14402682, 28805364]

約数ペア:

[(1, 28805364), (2, 14402682), (3, 9601788), (4, 7201341), (6, 4800894), (7, 4115052), (9, 3200596), (12, 2400447), (14, 2057526), (18, 1600298), (21, 1371684), (28, 1028763), (36, 800149), (42, 685842), (63, 457228), (84, 342921), (126, 228614), (151, 190764), (252, 114307), (302, 95382), (453, 63588), (604, 47691), (757, 38052), (906, 31794), (1057, 27252), (1359, 21196), (1514, 19026), (1812, 15897), (2114, 13626), (2271, 12684), (2718, 10598), (3028, 9513), (3171, 9084), (4228, 6813), (4542, 6342), (5299, 5436)]