189576465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 349138944

約数和(自身を除く): 159562479

約数列:

[1, 3, 5, 13, 15, 23, 39, 43, 65, 69, 115, 129, 195, 215, 299, 345, 559, 645, 897, 983, 989, 1495, 1677, 2795, 2949, 2967, 4485, 4915, 4945, 8385, 12779, 12857, 14745, 14835, 22609, 38337, 38571, 42269, 63895, 64285, 67827, 113045, 126807, 191685, 192855, 211345, 293917, 339135, 549497, 634035, 881751, 972187, 1469585, 1648491, 2747485, 2916561, 4408755, 4860935, 8242455, 12638431, 14582805, 37915293, 63192155, 189576465]

約数ペア:

[(1, 189576465), (3, 63192155), (5, 37915293), (13, 14582805), (15, 12638431), (23, 8242455), (39, 4860935), (43, 4408755), (65, 2916561), (69, 2747485), (115, 1648491), (129, 1469585), (195, 972187), (215, 881751), (299, 634035), (345, 549497), (559, 339135), (645, 293917), (897, 211345), (983, 192855), (989, 191685), (1495, 126807), (1677, 113045), (2795, 67827), (2949, 64285), (2967, 63895), (4485, 42269), (4915, 38571), (4945, 38337), (8385, 22609), (12779, 14835), (12857, 14745)]